{"artifacts":{"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1":{"artifact":"table","caption":"Solid phases of the Mg–Pr system.","label":"1","page":2},"sha256:e417bd35b1163b1a/p4/tab-1":{"artifact":"table","caption":"Transformation data for pure elements","label":"1","page":4},"sha256:fc7d91e994add5bd/p2/tab-1":{"artifact":"table","caption":"Crystal structure data for the solid phases in the C–RE (RE = La, Ce, Pr) systems.","label":"1","page":2}},"cite_as":{"also_cite":["the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work)"],"bibtex":"@misc{orchid_literature_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23735569},\n  url       = {https://doi.org/10.5281/zenodo.23735569},\n  note      = {Version 1, machine-extracted}\n}","dataset":"literature","doi":"10.5281/zenodo.23735569","license":"CC-BY-4.0","part_of":{"bibtex":"@misc{orchid_data_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23736065},\n  url       = {https://doi.org/10.5281/zenodo.23736065},\n  note      = {Version 1, machine-extracted}\n}","doi":"10.5281/zenodo.23736065","text":"R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23736065","title":"ORCHID data: umbrella record of the ORCHID datasets","url":"https://doi.org/10.5281/zenodo.23736065"},"release_tag":"v2026.10","status":"Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.","text":"R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23735569","title":"ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature","url":"https://doi.org/10.5281/zenodo.23735569","version":"2026.10"},"contexts":{},"elements":["PR"],"licence":"CC BY 4.0 (ORCHID data; quotes are short excerpts kept for verification, the publishers' copyright, not relicensed)","models":{},"note":"records[].locator.ref -> artifacts; records[].model -> models (full records: orchid-literature.jsonl.gz)","papers":{"doi:10.1016/0022-5088(61)90003-0":{"authors":["F.H. Spedding","J.J. Hanak","A.H. Daane"],"citation":"F.H. Spedding, J.J. Hanak, A.H. Daane, High temperature allotropy and thermal expansion of the rare-earth metals, Journal of the Less Common Metals 3, 110-124 (1961).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(61)90003-0","doi_url":"https://doi.org/10.1016/0022-5088(61)90003-0","id":"doi:10.1016/0022-5088(61)90003-0","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"High temperature allotropy and thermal expansion of the rare-earth metals","year":1961},"doi:10.1016/0966-9795(93)90010-s":{"authors":["A. Saccone","A.M. Cardinale","S. Delfino","R. Ferro"],"citation":"A. Saccone, A.M. Cardinale, S. Delfino, R. Ferro, A contribution to the rare earth intermetallic chemistry: Praseodymium-magnesium alloy system, Intermetallics 1, 151-158 (1993).","container":"Intermetallics","doi":"10.1016/0966-9795(93)90010-s","doi_url":"https://doi.org/10.1016/0966-9795(93)90010-s","id":"doi:10.1016/0966-9795(93)90010-s","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"A contribution to the rare earth intermetallic chemistry: Praseodymium-magnesium alloy system","year":1993},"doi:10.1016/j.calphad.2011.09.002":{"authors":["Yingbiao Peng","Yong Du","Lijun Zhang","Chunsheng Sha","Shuhong Liu","Feng Zheng","Dongdong Zhao","Xiaoming Yuan","Li Chen"],"citation":"Yingbiao Peng, Yong Du, Lijun Zhang, Chunsheng Sha, Shuhong Liu, Feng Zheng et al., Thermodynamic modeling of the C–RE (RE=La, Ce and Pr) systems, Calphad 35, 533-541 (2011).","container":"Calphad","doi":"10.1016/j.calphad.2011.09.002","doi_url":"https://doi.org/10.1016/j.calphad.2011.09.002","id":"doi:10.1016/j.calphad.2011.09.002","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"fc7d91e994add5bd","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic modeling of the C–RE (RE=La, Ce and Pr) systems","year":2011},"doi:10.1016/j.commatsci.2014.11.050":{"authors":["Peisheng Wang","Rainer Schmid-Fetzer"],"citation":"Peisheng Wang, Rainer Schmid-Fetzer, Thermodynamic assessment of the Mg–Pr system, Computational Materials Science 104, 138-142 (2015).","container":"Computational Materials Science","doi":"10.1016/j.commatsci.2014.11.050","doi_url":"https://doi.org/10.1016/j.commatsci.2014.11.050","id":"doi:10.1016/j.commatsci.2014.11.050","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"b469e5cda13b1335","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic assessment of the Mg–Pr system","year":2015},"doi:10.1361/105497100770340200":{"authors":["Susanne Norgren"],"citation":"Susanne Norgren, Thermodynamic assessment of the Ho-Tb, Ho-Dy, Ho-Er, Er-Tb, and Er-Dy systems, JPE 21, 148-156 (2000).","container":"JPE","doi":"10.1361/105497100770340200","doi_url":"https://doi.org/10.1361/105497100770340200","id":"doi:10.1361/105497100770340200","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"e417bd35b1163b1a","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic assessment of the Ho-Tb, Ho-Dy, Ho-Er, Er-Tb, and Er-Dy systems","year":2000}},"part":1,"parts":1,"records":[{"chemical_system":"PR","cited_sources":[{"kind":"unknown","label":"1993Sac","status":"unresolved"},{"doi":"10.1016/0966-9795(93)90010-s","first_author":"Saccone","kind":"unknown","label":"15","paper":"doi:10.1016/0966-9795(93)90010-s","reference":"A. Saccone, A.M. Cardinale, S. Delfino, R. Ferro, Intermetallics 1 (1993) 151– 158.","status":"resolved","year":"1993"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"MG-PR","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"PR":1.0},"phases":["UNKNOWN"]},"field":"system","gate":"A1","rule":"system_of_the_state"},{"after":[{"label":"βPr","label_source":"printed_source_page","pearson_symbol":"cI2","prototype":"W","structure_basis":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_13","doi":"10.1016/j.commatsci.2014.11.050","pdf_page":2,"pdf_sha256":"b469e5cda13b1335942aa2e422d1d02ecde97849a06412e09726c6e3148ed23d","printed":"βPr(a) | cI2 / Im-3m / W | a = 0.413 | 68-100 | [15]","rationale":"Printed table context for this group supplies phase, pearson_symbol, prototype, space_group; shared fields only, row values, references, uncertainty, composition and conditions unchanged; no forward fill across groups and no inference from symmetry, composition or other papers.","report_id":"ORCHID-TC-20261027-v1","source_group_rows":[7],"table":"1","table_key":"t259"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 13","image_sha256":"1db4ea82f1791daf041886fad35244e94b737a38f563a4871091509a893f6b66","page":2,"pdf_sha256_prefix":"b469e5cda13b1335","seen":"single phase block (footnote a: stable at high temperature only); record x(Pr)=1, a=4.13 Å","verdict":"confirmed"}},{"after":{"pearson_symbol":"cI2","phase":"βPr","prototype":"W","space_group":"Im-3m"},"before":null,"evidence":{"batch":"table_context_batch_13","doi":"10.1016/j.commatsci.2014.11.050","pdf_page":2,"pdf_sha256":"b469e5cda13b1335942aa2e422d1d02ecde97849a06412e09726c6e3148ed23d","printed":"βPr(a) | cI2 / Im-3m / W | a = 0.413 | 68-100 | [15]","rationale":"Printed table context for this group supplies phase, pearson_symbol, prototype, space_group; shared fields only, row values, references, uncertainty, composition and conditions unchanged; no forward fill across groups and no inference from symmetry, composition or other papers.","report_id":"ORCHID-TC-20261027-v1","source_group_rows":[7],"table":"1","table_key":"t259"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 13","image_sha256":"1db4ea82f1791daf041886fad35244e94b737a38f563a4871091509a893f6b66","page":2,"pdf_sha256_prefix":"b469e5cda13b1335","seen":"single phase block (footnote a: stable at high temperature only); record x(Pr)=1, a=4.13 Å","verdict":"confirmed"}}],"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":0,"fold_lso":2,"id":"ORC-NX57FOIEHI","locator":{"ref":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1","row":7},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/j.commatsci.2014.11.050","paper_id":"doi:10.1016/j.commatsci.2014.11.050","phases":[{"label":"βPr","label_source":"printed_source_page","pearson_symbol":"cI2","prototype":"W","structure_basis":"printed_source_page"}],"pid":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1/r07#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"single_reader_text_layer","reader_agreement_label":"single reader + PDF text layer","reader_tier":"preliminary_flash+claude","readers":["gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"MG-PR","structure":{"pearson_symbol":"cI2","phase":"βPr","prototype":"W","space_group":"Im-3m"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.009086,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.009086},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"nm","value":4.13,"value_stored":0.413},{"chemical_system":"PR","cited_sources":[{"kind":"unknown","label":"1965Jos","status":"unresolved"},{"kind":"unknown","label":"1993Sac","status":"unresolved"},{"first_author":"Joseph","kind":"unknown","label":"13","reference":"R.R. Joseph, K.A. Gschneidner, Trans. AIME-Met. 233 (1965) 2063–2069.","status":"resolved","year":"1965"},{"doi":"10.1016/0966-9795(93)90010-s","first_author":"Saccone","kind":"unknown","label":"15","paper":"doi:10.1016/0966-9795(93)90010-s","reference":"A. Saccone, A.M. Cardinale, S. Delfino, R. Ferro, Intermetallics 1 (1993) 151– 158.","status":"resolved","year":"1993"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"MG-PR","evidence":{"basis":"phase_formula","overall_composition":null,"phases":["αPr"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":0,"fold_lso":2,"id":"ORC-2AXYGHCQXN.9edbc3","locator":{"ref":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1","row":8},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"paper":"doi:10.1016/j.commatsci.2014.11.050","paper_id":"doi:10.1016/j.commatsci.2014.11.050","phase_compositions":[{"basis":"mole_fraction","composition":{"PR":1.0},"composition_source":"printed","composition_stored":{"MG":0.0,"PR":1.0},"phase":"αPr"}],"phases":[{"label":"αPr","model_phase":"DHCP"}],"pid":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1/r08#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_B","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"MG-PR","structure":{"pearson_symbol":"hP4","prototype":"Nd"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":5e-05},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02603,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.02603},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":5e-05},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"nm","value":11.8326,"value_stored":1.18326},{"chemical_system":"PR","cited_sources":[{"kind":"unknown","label":"1965Jos","status":"unresolved"},{"kind":"unknown","label":"1993Sac","status":"unresolved"},{"first_author":"Joseph","kind":"unknown","label":"13","reference":"R.R. Joseph, K.A. Gschneidner, Trans. AIME-Met. 233 (1965) 2063–2069.","status":"resolved","year":"1965"},{"doi":"10.1016/0966-9795(93)90010-s","first_author":"Saccone","kind":"unknown","label":"15","paper":"doi:10.1016/0966-9795(93)90010-s","reference":"A. Saccone, A.M. Cardinale, S. Delfino, R. Ferro, Intermetallics 1 (1993) 151– 158.","status":"resolved","year":"1993"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"MG-PR","evidence":{"basis":"phase_formula","overall_composition":null,"phases":["αPr"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":0,"fold_lso":2,"id":"ORC-2AXYGHCQXN.e4aea4","locator":{"ref":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1","row":8},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"paper":"doi:10.1016/j.commatsci.2014.11.050","paper_id":"doi:10.1016/j.commatsci.2014.11.050","phase_compositions":[{"basis":"mole_fraction","composition":{"PR":1.0},"composition_source":"printed","composition_stored":{"MG":0.0,"PR":1.0},"phase":"αPr"}],"phases":[{"label":"αPr","model_phase":"DHCP"}],"pid":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1/r08#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"MG-PR","structure":{"pearson_symbol":"hP4","prototype":"Nd"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":5e-05},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.008079,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.008079},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":5e-05},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"nm","value":3.6721,"value_stored":0.36721},{"chemical_system":"PR","cited_sources":[{"kind":"unknown","label":"1993Sac","status":"unresolved"},{"doi":"10.1016/0966-9795(93)90010-s","first_author":"Saccone","kind":"unknown","label":"15","paper":"doi:10.1016/0966-9795(93)90010-s","reference":"A. Saccone, A.M. Cardinale, S. Delfino, R. Ferro, Intermetallics 1 (1993) 151– 158.","status":"resolved","year":"1993"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"MG-PR","evidence":{"basis":"phase_formula","overall_composition":null,"phases":["βPra"]},"field":"system","gate":"A1","rule":"system_of_the_state"},{"after":null,"before":"BCC_A2","evidence":{"label":"βPra","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"label_not_a_solution_or_structure_name"}],"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":0,"fold_lso":2,"id":"ORC-HBQCN63HJU","locator":{"ref":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1","row":15},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"paper":"doi:10.1016/j.commatsci.2014.11.050","paper_id":"doi:10.1016/j.commatsci.2014.11.050","phase_compositions":[{"basis":"mole_fraction","composition":{"PR":1.0},"composition_source":"printed","composition_stored":{"MG":0.0,"PR":1.0},"phase":"βPra"}],"phases":[{"label":"βPra","model_phase_rejected":{"model_phase":"BCC_A2","reason":"label_not_a_solution_or_structure_name"}}],"pid":"doi:10.1016/j.commatsci.2014.11.050/p2/tab-1/r15#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"MG-PR","structure":{"pearson_symbol":"cI2","prototype":"W","space_group":"Im-3m"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.009086,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.009086},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"nm","value":4.13,"value_stored":0.413},{"chemical_system":"PR","cited_sources":[{"first_author":"Norgren","kind":"assessment","label":"16","reference":"S. Norgren: to be published.","status":"resolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"phases":["polymorphic"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-QBJ3L6JPWB","locator":{"ref":"sha256:e417bd35b1163b1a/p4/tab-1","row":3},"model_unlinked_reason":"reporting paper's own calculation, but no TDB linked to the table","observation_type":"phase_transition","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"paper":"doi:10.1361/105497100770340200","paper_id":"doi:10.1361/105497100770340200","phases":[{"label":"polymorphic"}],"pid":"sha256:e417bd35b1163b1a/p4/tab-1/r03#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Pr","type":"polymorphic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","system":"PR","temperature_K":1068.0,"temperature_basis":"printed","temperature_printed":"1068","tool_release":"tools-release-v2.1.18","transition_kind":"polymorphic","transition_kind_printed":"polymorphic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1068.0},{"chemical_system":"PR","cited_sources":[{"first_author":"Saunders","kind":"assessment","label":"2","reference":"N. Saunders and A.P. Miodownik: CALPHAD, A Comprehensive Guide, Pergamon Materials Series, Elsevier Science Ltd. Oxford, United Kingdom, 1998, vol. 1, ch. 6.","status":"resolved","year":"1998"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"phases":["polymorphic"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-NEDKG3TBPG","locator":{"ref":"sha256:e417bd35b1163b1a/p4/tab-1","row":4},"model_unlinked_reason":"reporting paper's own calculation, but no TDB linked to the table","observation_type":"phase_transition","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"paper":"doi:10.1361/105497100770340200","paper_id":"doi:10.1361/105497100770340200","phases":[{"label":"polymorphic"}],"pid":"sha256:e417bd35b1163b1a/p4/tab-1/r04#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Pr","type":"polymorphic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","system":"PR","temperature_K":1068.0,"temperature_basis":"printed","temperature_printed":"1068","tool_release":"tools-release-v2.1.18","transition_kind":"polymorphic","transition_kind_printed":"polymorphic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1068.0},{"chemical_system":"PR","cited_sources":[{"first_author":"Huasen","kind":"assessment","label":"18","reference":"S. Huasen, Z. Weijing, L.Guoquan, W. Run, and D. Zhenmin: Rare Met. (China), 1995, vol. 14 (3), pp. 167-78; Report F-95-01 and F-95-03, University of Science and Technology, Beijing, 1995.","status":"resolved","year":"1995"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"phases":["polymorphic"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-ZKSNHDO4EN","locator":{"ref":"sha256:e417bd35b1163b1a/p4/tab-1","row":5},"model_unlinked_reason":"reporting paper's own calculation, but no TDB linked to the table","observation_type":"phase_transition","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"DY":0.0,"ER":0.0,"GD":0.0,"HO":0.0,"LA":0.0,"ND":0.0,"PR":1.0,"SM":0.0,"TB":0.0},"paper":"doi:10.1361/105497100770340200","paper_id":"doi:10.1361/105497100770340200","phases":[{"label":"polymorphic"}],"pid":"sha256:e417bd35b1163b1a/p4/tab-1/r05#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Pr","type":"polymorphic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CE-DY-ER-GD-HO-LA-ND-PR-SM-TB","system":"PR","temperature_K":1073.0,"temperature_basis":"printed","temperature_printed":"1073","tool_release":"tools-release-v2.1.18","transition_kind":"polymorphic","transition_kind_printed":"polymorphic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1073.0},{"chemical_system":"PR","cited_sources":[{"first_author":"Smirnov","kind":"unknown","label":"16","reference":"Y.N. Smirnov, I.A. Prokhorov, Zh. Eksp. Teor. Fiz. 67 (1974) 1017–1022.","status":"resolved","year":"1974"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"C-CE-LA-PR","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"CE":0.0,"LA":0.0,"PR":1.0},"phases":["(α Pr)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-FS7MOC24IL.95714a","locator":{"ref":"sha256:fc7d91e994add5bd/p2/tab-1","row":12},"observation_type":"structural_property","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"CE":0.0,"LA":0.0,"PR":1.0},"paper":"doi:10.1016/j.calphad.2011.09.002","paper_id":"doi:10.1016/j.calphad.2011.09.002","phases":[{"label":"(α Pr)"}],"pid":"sha256:fc7d91e994add5bd/p2/tab-1/r12#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"C-CE-LA-PR","structure":{"pearson_symbol":"hP4","prototype":"α La","space_group":"P63/mmc"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.008074,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.008074},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":3.67,"value_stored":3.67},{"chemical_system":"PR","cited_sources":[{"first_author":"Smirnov","kind":"unknown","label":"16","reference":"Y.N. Smirnov, I.A. Prokhorov, Zh. Eksp. Teor. Fiz. 67 (1974) 1017–1022.","status":"resolved","year":"1974"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"C-CE-LA-PR","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"CE":0.0,"LA":0.0,"PR":1.0},"phases":["(α Pr)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","system_is_state_subsystem":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-FS7MOC24IL.e4f35f","locator":{"ref":"sha256:fc7d91e994add5bd/p2/tab-1","row":12},"observation_type":"structural_property","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"CE":0.0,"LA":0.0,"PR":1.0},"paper":"doi:10.1016/j.calphad.2011.09.002","paper_id":"doi:10.1016/j.calphad.2011.09.002","phases":[{"label":"(α Pr)"}],"pid":"sha256:fc7d91e994add5bd/p2/tab-1/r12#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_C","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"C-CE-LA-PR","structure":{"pearson_symbol":"hP4","prototype":"α La","space_group":"P63/mmc"},"system":"PR","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02603,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.02603},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":11.83,"value_stored":11.83},{"chemical_system":"PR","cited_sources":[{"doi":"10.1016/0022-5088(61)90003-0","first_author":"Spedding","kind":"unknown","label":"7","paper":"doi:10.1016/0022-5088(61)90003-0","reference":"F.H. Spedding, J.J. Hanak, A.H. Daane, J. Less-Common Met. 3 (1961) 110–124.","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"PR","before":"C-CE-LA-PR","evidence":{"basis":"overall_composition_all_elements","overall_composition":{"CE":0.0,"LA":0.0,"PR":1.0},"phases":["(β Pr)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:T_K_explicit","temperature not stated"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-23BXM67U66","locator":{"ref":"sha256:fc7d91e994add5bd/p2/tab-1","row":13},"observation_type":"structural_property","origin":{"basis":"cited_work_abstract_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90003-0","own_work_of_paper":false},"overall_composition":{"PR":1.0},"overall_composition_basis":"from_formula","overall_composition_stored":{"CE":0.0,"LA":0.0,"PR":1.0},"paper":"doi:10.1016/j.calphad.2011.09.002","paper_id":"doi:10.1016/j.calphad.2011.09.002","phases":[{"label":"(β Pr)"}],"pid":"sha256:fc7d91e994add5bd/p2/tab-1/r13#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"C-CE-LA-PR","structure":{"pearson_symbol":"cI2","prototype":"W","space_group":"Im-3m"},"system":"PR","temperature_basis":"not_printed","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.009086,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.009086},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":4.13,"value_stored":4.13}],"release":"orchid-literature 2026-10-23 (record store db-v2.1: invariant/general v2.1.19r, text+context fixup-20261022)","system":"PR"}