Changes

#	Step	Field	From	To	Why
24,830	bootstrap_labels	prefLabel	—	[{"@value":"carbon dioxide (biogenic-100yr)","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:…	Bootstrapped prefLabel from legacy name field
24,831	bootstrap_labels	name	carbon dioxide (biogenic-100yr)	—	Purged legacy name field to enforce prefLabel usage
24,832	bootstrap_labels	synonyms	["(14c)methanedione","AC1L18VV","AC1Q28J8","AER Fixus","After-damp","Anhydride carbonique","Anhydride, Carbonic","CARBO…	[]	Removed legacy synonyms field in favor of structured labels
156,198	default_context_mapping	context	—	{"dimension":"Resource","media":"Air"}	Mapped from context mapping for source=EF 3.1, source context Resources > Resources from air > Renewable material resources from air
156,199	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/reso-air	Mapped from context mapping for source=EF 3.1, source context Resources > Resources from air > Renewable material resources from air
220,897	unit_normalization	unit_iri	—	https://vocab.brightway.one/units/unit/KiloGM	Unit IRI set from normalization of 'kg'
226,491	normalize_name_case	prefLabel	[{"@value":"carbon dioxide (biogenic-100yr)","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:…	[{"@value":"Carbon Dioxide (biogenic-100yr)","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:…	Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character)
248,110	enrich_references	properties	{}	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	Added ChEBI/PubChem properties (chebi_ids=1, pubchem_cids=1)
248,111	enrich_references	skos_definition	—	[{"@value":"A one-carbon compound with formula CO2 in which the carbon is attached to each oxygen atom by a double bond…	Merged ChEBI/PubChem definitions into skos:definition
248,112	enrich_references	references	[]	[{"@id":"drugcentral:4256","provenance":{"prov:wasGeneratedBy":"enrich_references.chebi_xrefs","prov:wasAttributedTo":"…	Added references with provenance; cas_numbers=['124-38-9']; matched_chebi_ids=['http://purl.obolibrary.org/obo/CHEBI_16526']; candidate_pubchem_cids=[280, 10129881]; selected_pubchem_cids=[280]; 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
254,333	rdkit_pre_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	rdkit_pre_consensus from 'C(=O)=O'; added: monoisotopic_mass
257,356	chebi_altlabels	altLabel	[]	[{"@value":"CARBON DIOXIDE","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"…	Added 13 ChEBI synonym(s) as altLabel from 1 linked ChEBI record(s)
257,494	strip_cross_object_altlabels	altLabel	[{"@value":"CARBON DIOXIDE","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"…	[{"@value":"CO(2)","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus…	Removed 1 altLabel value(s) that duplicate another flow object's prefLabel: 'CARBON DIOXIDE'
264,867	consensus_match	cas_match_labels	—	{"124-38-9":"exactMatch"}	group_key=carbondioxide(biogenic-100yr)\|\|dimension=Resource > media=Air; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'124-38-9': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-201468457d1e7515: {'124-38-9': 'exactMatch'}
279,679	opsin_iupac	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	opsin_iupac: set authoritative IUPAC name, SMILES, InChI from 'dioxidocarbon'
286,566	rdkit_post_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	rdkit_post_consensus from 'O=C=O'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass
287,247	strip_qualifier_altlabels	altLabel	[{"@value":"CO(2)","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus…	[]	Removed 10 altLabel value(s) lacking qualifier 'biogenic_100yr': 'CO(2)', 'CO2', 'E 290', 'E-290', 'E290' …
359,123	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/b3136069-af93-…	associations resolved on the elementary layer
394,079	normalise_property_values	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CO2"],"att…	typed the way the ontology types it
403,503	link_flows_to_their_substance	types	—	["https://w3id.org/chemrof/NeutralMolecule"]	the substance's answer, copied onto its flow
403,504	link_flows_to_their_substance	origin_qualifier	—	biogenic_100yr	the substance's answer, copied onto its flow
403,505	link_flows_to_their_substance	parent_flow_object_id	—	fo-82a29244dccbaefc	the substance's answer, copied onto its flow