Changes

#	Step	Field	From	To	Why
8,314	bootstrap_labels	prefLabel	—	[{"@value":"methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo"…	Bootstrapped prefLabel from legacy name field
8,315	bootstrap_labels	name	methylnitramine	—	Purged legacy name field to enforce prefLabel usage
8,316	bootstrap_labels	synonyms	["AC1L9LCL","Methanamine, N-nitro-","Methanamine, N-nitro-, cobalt salt","N-Nitromethanamine","N-Nitromethylamine","N-m…	[]	Removed legacy synonyms field in favor of structured labels
37,487	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Agricultural"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to agricultural soil
37,488	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-agri	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to agricultural soil
37,489	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to soil, unspecified
37,490	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to soil, unspecified
37,491	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
37,492	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
37,493	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)
37,494	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)
37,495	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
37,496	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
37,497	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
37,498	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
37,499	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Surface water"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to fresh water
37,500	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-suwa	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to fresh water
51,173	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
51,174	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
74,121	default_context_mapping	context	—	{"dimension":"Environmental","media":"Air","indoor":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, indoor
74,122	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-air-indr-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to air > Emissions to air, indoor
210,197	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Long-term"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified (long-term)
210,198	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-lote	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified (long-term)
210,199	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Unknown"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified
210,200	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-unkn	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to water, unspecified
210,201	default_context_mapping	context	—	{"dimension":"Environmental","media":"Ground","geography":"Non-agricultural"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil
210,202	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-grou-noag	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil
210,203	default_context_mapping	context	—	{"dimension":"Environmental","media":"Water","water_body":"Ocean"}	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to sea water
210,204	default_context_mapping	context_iri	—	https://vocab.brightway.one/flow-contexts/envi-wate-ocea	Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to water > Emissions to sea water
216,110	unit_normalization	unit_iri	—	https://vocab.brightway.one/units/unit/KiloGM	Unit IRI set from normalization of 'kg'
223,060	normalize_name_case	prefLabel	[{"@value":"methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo"…	[{"@value":"Methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo"…	Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character)
235,129	enrich_references	properties	{}	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	Added ChEBI/PubChem properties (chebi_ids=0, pubchem_cids=1)
235,130	enrich_references	skos_definition	—	[]	Merged ChEBI/PubChem definitions into skos:definition
235,131	enrich_references	references	[]	[{"@id":"http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J2.720K","provenance":{"prov:wasGeneratedBy":"enrich_reference…	Added references with provenance; cas_numbers=['598-57-2']; matched_chebi_ids=[]; candidate_pubchem_cids=[61148, 421670]; selected_pubchem_cids=[421670]; 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
250,603	rdkit_pre_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	rdkit_pre_consensus from 'CN[N+](=O)[O-]'; added: molecular_mass, monoisotopic_mass
268,974	consensus_match	altLabel	[]	[{"@value":"<em>N</em>-Methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"consensus_match","prov:wasAtt…	group_key=methylnitramine\|\|dimension=Environmental > media=Ground > geography=Agricultural; cas=598-57-2; added Common Chemistry CAS names as altLabel: <em>N</em>-Methylnitramine, <em>N</em>-Nitromethylamine, MDN, Methanamine, <em>N</em>-nitro-, Methylamine, <em>N</em>-nitro-, Methylnitroamine, NSC 137855; object_uuid=fo-14a935ae92929df7
268,975	consensus_match	cas_match_labels	—	{"598-57-2":"exactMatch"}	group_key=methylnitramine\|\|dimension=Environmental > media=Ground > geography=Agricultural; group_sources=['pubchem']; cas_sources={'598-57-2': ['pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-14a935ae92929df7: {'598-57-2': 'exactMatch'}
275,770	opsin_iupac	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	opsin_iupac: set authoritative IUPAC name, SMILES, InChI from 'N-Nitromethylamine'
282,326	rdkit_post_consensus	properties	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	{"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["CH4N2O2"],…	rdkit_post_consensus from 'CN[N+](=O)[O-]'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass
288,980	strip_catalogue_altlabels	altLabel	[{"@value":"<em>N</em>-Methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"consensus_match","prov:wasAtt…	[{"@value":"N-Methylnitramine","@language":"en","source":{"prov:wasGeneratedBy":"consensus_match","prov:wasAttributedTo…	Removed 1 catalogue altLabel value(s): 'NSC 137855' (registry code)
299,808	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,809	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,810	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,811	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,812	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,813	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
299,814	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/08a91e70-3ddc-…	associations resolved on the elementary layer
306,652	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/172a1699-6556-…	associations resolved on the elementary layer
318,114	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/38611da0-063d-…	associations resolved on the elementary layer
386,170	carry_associations_onto_flows	concept_associations	[]	[{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/fe0acd60-3ddc-…	associations resolved on the elementary layer