Changes

#	Step	Field	From	To	Why
24,306	bootstrap_labels	prefLabel	—	[{"@value":"HFC-272ca","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo":"cons…	Bootstrapped prefLabel from legacy name field
24,307	bootstrap_labels	name	HFC-272ca	—	Purged legacy name field to enforce prefLabel usage
137,206	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified
137,207	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified
137,208	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Long-term"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified (long-term)
137,209	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-lote	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, unspecified (long-term)
137,210	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Aircraft cruise height"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to lower stratosphere and upper troposphere
137,211	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-aicrhe	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to lower stratosphere and upper troposphere
137,212	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Medium stack, <150 meters","population_density":"Rural (<1000 peop…	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to non-urban air or from high stacks
137,213	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-mest15me-ru10pesq	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to non-urban air or from high stacks
137,214	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","strata":"Ground level","population_density":"Urban (>1000 people/square mil…	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to urban air close to ground
137,215	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-grle-ur10pesq	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to urban air close to ground
220,809	unit_normalization	unit_iri	—	https://vocab.brightway.one/units/unit/KiloGM	Unit IRI set from normalization of 'kg'
248,021	enrich_references	skos_definition	—	[]	Merged ChEBI/PubChem definitions into skos:definition
248,022	enrich_references	references	[]	[{"@id":"https://commonchemistry.cas.org/detail?cas_rn=420-45-1","provenance":{"prov:wasGeneratedBy":"enrich_references…	Added references with provenance; cas_numbers=['420-45-1']; matched_chebi_ids=[]; candidate_pubchem_cids=[]; selected_pubchem_cids=[]; formula_similarity_expected=[]; pubchem_selection_rule=curated_cas_then_formula_similarity_then_prefer_chebi_aligned_when_unambiguous_else_keep_all_cas_matches; single_cas_commonchem_link=yes
267,749	consensus_match	altLabel	[]	[{"@value":"2,2-Difluoropropane","@language":"en","source":{"prov:wasGeneratedBy":"consensus_match","prov:wasAttributed…	group_key=hfc-272ca\|\|dimension=Environmental > media=Air > strata=Unknown; cas=420-45-1; added Common Chemistry CAS names as altLabel: 2,2-Difluoropropane, Dimethyldifluoromethane, HFC 272ca, Propane, 2,2-difluoro-, R 272ca; object_uuid=fo-46d9760be2185396
267,750	consensus_match	cas_match_labels	—	{"420-45-1":"exactMatch"}	group_key=hfc-272ca\|\|dimension=Environmental > media=Air > strata=Unknown; group_sources=[]; cas_sources={'420-45-1': []}; assigned CAS labels from group consensus; object_uuid=fo-46d9760be2185396: {'420-45-1': 'exactMatch'}
279,632	opsin_iupac	properties	{}	{"https://w3id.org/chemrof/IUPAC_name":{"@id":"https://w3id.org/chemrof/IUPAC_name","rdfs:label":"IUPAC name","@value":…	opsin_iupac: set authoritative IUPAC name, SMILES, InChI from '2,2-Difluoropropane'
286,515	rdkit_post_consensus	properties	{"https://w3id.org/chemrof/IUPAC_name":{"@id":"https://w3id.org/chemrof/IUPAC_name","rdfs:label":"IUPAC name","@value":…	{"https://w3id.org/chemrof/IUPAC_name":{"@id":"https://w3id.org/chemrof/IUPAC_name","rdfs:label":"IUPAC name","@value":…	rdkit_post_consensus from 'CC(C)(F)F'; added: inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass; confirmed: smiles_string, inchi2d_string
349,600	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/9308c096-e251-…	associations resolved on the elementary layer
349,601	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/9308c276-e251-…	associations resolved on the elementary layer
349,602	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/9308c366-e251-…	associations resolved on the elementary layer
349,603	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/9308c4f6-e251-…	associations resolved on the elementary layer
349,604	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/9308c686-e251-…	associations resolved on the elementary layer
394,029	normalise_property_values	properties	{"https://w3id.org/chemrof/IUPAC_name":{"@id":"https://w3id.org/chemrof/IUPAC_name","rdfs:label":"IUPAC name","@value":…	{"https://w3id.org/chemrof/IUPAC_name":{"@id":"https://w3id.org/chemrof/IUPAC_name","rdfs:label":"IUPAC name","@value":…	typed the way the ontology types it
403,389	link_flows_to_their_substance	types	—	["https://w3id.org/chemrof/NeutralMolecule"]	the substance's answer, copied onto its flow