Hydrogen
Everything that changed this flow. Back to the flow
1f30af33-6556-11dd-ad8b-0800200c9a66
By field
14 fields| Field | Changes | Written by | Latest note |
|---|---|---|---|
| properties | 5 | enrich_references, link_flows_to_their_substance, normalise_property_values, opsin_iupac, rdkit_post_consensus | the substance's answer, copied onto its flow |
| altLabel | 3 | chebi_altlabels, consensus_match, strip_catalogue_altlabels | Removed 2 catalogue altLabel value(s): 'E 949' (grade code), 'E-949' (grade code) |
| prefLabel | 3 | bootstrap_labels, flow_layers.pubchem_element_enrichment, normalize_name_case | element name from the flow object: Hydrogen |
| cas_match_labels | 1 | consensus_match | group_key=hydrogen||dimension=Environmental > media=Air > strata=Unknown; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'1333-74-0': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a796b2e0cb454019: {'1333-74-0': 'exactMatch'} |
| concept_associations | 1 | carry_associations_onto_flows | associations resolved on the elementary layer |
| context | 1 | default_context_mapping | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil |
| context_iri | 1 | default_context_mapping | Mapped from context mapping for source=EF 3.1, source context Emissions > Emissions to soil > Emissions to non-agricultural soil |
| ec_numbers | 1 | ec_cross_check | Resolved from EC-inventory: 215-605-7 from CAS 1333-74-0 |
| name | 1 | bootstrap_labels | Purged legacy name field to enforce prefLabel usage |
| references | 1 | enrich_references | Added references with provenance; cas_numbers=['1333-74-0']; matched_chebi_ids=['http://purl.obolibrary.org/obo/CHEBI_18276']; candidate_pubchem_cids=[783, 6914304]; selected_pubchem_cids=[783]; formula_similarity_expected=['H']; pubchem_selection_rule=curated_cas_then_formula_similarity_then_prefer_chebi_aligned_when_unambiguous_else_keep_all_cas_matches; single_cas_commonchem_link=yes |
| skos_definition | 1 | enrich_references | Merged ChEBI/PubChem definitions into skos:definition |
| synonyms | 1 | bootstrap_labels | Removed legacy synonyms field in favor of structured labels |
| types | 1 | link_flows_to_their_substance | the substance's answer, copied onto its flow |
| unit_iri | 1 | unit_normalization | Unit IRI set from normalization of 'kg' |
Where several steps wrote one field, the last one won — and the log below shows the sequence.
Changes
22| # | Step | Field | From | To | Why |
|---|---|---|---|---|---|
| 7,488 | bootstrap_labels | prefLabel | — | [{"@value":"hydrogen","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo":"conse… | Bootstrapped prefLabel from legacy name field |
| 7,489 | bootstrap_labels | name | hydrogen | — | Purged legacy name field to enforce prefLabel usage |
| 7,490 | bootstrap_labels | synonyms | ["AC1L1A0K","Atomic hydrogen","BI3852","Dihydrogen","ETNAM H HYDROGEN ATOM","H2","HYDROGEN-MOLECULE","Hydrogen, atomic"… | [] | Removed legacy synonyms field in favor of structured labels |
| 56,864 | 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 |
| 56,865 | 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 |
| 215,844 | unit_normalization | unit_iri | — | https://vocab.brightway.one/units/unit/KiloGM | Unit IRI set from normalization of 'kg' |
| 222,838 | normalize_name_case | prefLabel | [{"@value":"hydrogen","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo":"conse… | [{"@value":"Hydrogen","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo":"conse… | Title-cased words without internal capitals (preserved words with uppercase letters beyond the first character) |
| 226,834 | ec_cross_check | ec_numbers | [] | ["215-605-7"] | Resolved from EC-inventory: 215-605-7 from CAS 1333-74-0 |
| 234,358 | enrich_references | properties | {} | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | Added ChEBI/PubChem properties (chebi_ids=1, pubchem_cids=1, commonchemistry_cas=['1333-74-0']) |
| 234,359 | enrich_references | skos_definition | — | [{"@value":"An elemental molecule consisting of two hydrogens joined by a single bond.","@language":"en","provenance":{… | Merged ChEBI/PubChem definitions into skos:definition |
| 234,360 | enrich_references | references | [] | [{"@id":"gmelin:3","provenance":{"prov:wasGeneratedBy":"enrich_references.chebi_xrefs","prov:wasAttributedTo":"consensu… | Added references with provenance; cas_numbers=['1333-74-0']; matched_chebi_ids=['http://purl.obolibrary.org/obo/CHEBI_18276']; candidate_pubchem_cids=[783, 6914304]; selected_pubchem_cids=[783]; formula_similarity_expected=['H']; pubchem_selection_rule=curated_cas_then_formula_similarity_then_prefer_chebi_aligned_when_unambiguous_else_keep_all_cas_matches; single_cas_commonchem_link=yes |
| 255,379 | chebi_altlabels | altLabel | [] | [{"@value":"(1)H2","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus… | Added 9 ChEBI synonym(s) as altLabel from 2 linked ChEBI record(s) |
| 267,878 | consensus_match | altLabel | [{"@value":"(1)H2","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus… | [{"@value":"(1)H2","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus… | group_key=hydrogen||dimension=Environmental > media=Air > strata=Unknown; cas=1333-74-0; added Common Chemistry CAS names as altLabel: Hydrogen (H<sub>2</sub>), Hydrogen element, Hydrogen gas, Hydrogen molecule, Mol. hydrogen, Orthohydrogen, Parahydrogen; object_uuid=fo-a796b2e0cb454019 |
| 267,879 | consensus_match | cas_match_labels | — | {"1333-74-0":"exactMatch"} | group_key=hydrogen||dimension=Environmental > media=Air > strata=Unknown; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'1333-74-0': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-a796b2e0cb454019: {'1333-74-0': 'exactMatch'} |
| 275,563 | opsin_iupac | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | opsin_iupac: set authoritative IUPAC name, SMILES, InChI from 'dihydrogen' |
| 282,083 | rdkit_post_consensus | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | rdkit_post_consensus from '[H][H]'; confirmed: smiles_string, inchi2d_string, inchi2d_key_string, molecular_formula, molecular_mass, monoisotopic_mass |
| 288,819 | strip_catalogue_altlabels | altLabel | [{"@value":"(1)H2","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus… | [{"@value":"(1)H2","@language":"en","source":{"prov:wasGeneratedBy":"chebi_altlabels","prov:wasAttributedTo":"consensus… | Removed 2 catalogue altLabel value(s): 'E 949' (grade code), 'E-949' (grade code) |
| 309,479 | carry_associations_onto_flows | concept_associations | [] | [{"@type":"xkos:ConceptAssociation","xkos:sourceConcept":{"@id":"https://vocab.brightway.one/ef/3.1/flow/1f30af33-6556-… | associations resolved on the elementary layer |
| 389,876 | normalise_property_values | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | typed the way the ontology types it |
| 397,228 | link_flows_to_their_substance | types | — | ["https://w3id.org/chemrof/ChemicalElement"] | the substance's answer, copied onto its flow |
| 397,229 | link_flows_to_their_substance | properties | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | {"https://w3id.org/chemrof/molecular_formula":{"@id":"https://w3id.org/chemrof/molecular_formula","@value":["H2"],"atte… | the substance's answer, copied onto its flow |
| 403,801 | flow_layers.pubchem_element_enrichment | prefLabel | [{"@value":"Hydrogen","@language":"en","source":{"prov:wasGeneratedBy":"bootstrap_labels","prov:wasAttributedTo":"conse… | [{"@value":"Hydrogen","@language":"en","@lang":"en","source":{"prov:wasGeneratedBy":"flow_layers.pubchem_element_enrich… | element name from the flow object: Hydrogen |
PROV-O trail
22 activitiesOne activity per change: which version of the flow it consumed, and which it produced. The values are on the change with the same number — stored once, not twice.
| Activity | Field | Agent | Used | Generated |
|---|---|---|---|---|
| ef:activity/change/20260820T0738569779880000/7488 | prefLabel | ef:agent/bootstrap_labels | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v0 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v1 |
| ef:activity/change/20260820T0738569779880000/7489 | name | ef:agent/bootstrap_labels | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v1 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v2 |
| ef:activity/change/20260820T0738569779880000/7490 | synonyms | ef:agent/bootstrap_labels | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v2 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v3 |
| ef:activity/change/20260820T0738569779880000/56864 | context | ef:agent/default_context_mapping | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v3 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v4 |
| ef:activity/change/20260820T0738569779880000/56865 | context_iri | ef:agent/default_context_mapping | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v4 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v5 |
| ef:activity/change/20260820T0738569779880000/215844 | unit_iri | ef:agent/unit_normalization | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v5 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v6 |
| ef:activity/change/20260820T0738569779880000/222838 | prefLabel | ef:agent/normalize_name_case | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v6 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v7 |
| ef:activity/change/20260820T0738569779880000/226834 | ec_numbers | ef:agent/ec_cross_check | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v7 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v8 |
| ef:activity/change/20260820T0738569779880000/234358 | properties | ef:agent/enrich_references | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v8 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v9 |
| ef:activity/change/20260820T0738569779880000/234359 | skos_definition | ef:agent/enrich_references | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v9 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v10 |
| ef:activity/change/20260820T0738569779880000/234360 | references | ef:agent/enrich_references | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v10 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v11 |
| ef:activity/change/20260820T0738569779880000/255379 | altLabel | ef:agent/chebi_altlabels | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v11 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v12 |
| ef:activity/change/20260820T0738569779880000/267878 | altLabel | ef:agent/consensus_match | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v12 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v13 |
| ef:activity/change/20260820T0738569779880000/267879 | cas_match_labels | ef:agent/consensus_match | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v13 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v14 |
| ef:activity/change/20260820T0738569779880000/275563 | properties | ef:agent/opsin_iupac | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v14 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v15 |
| ef:activity/change/20260820T0738569779880000/282083 | properties | ef:agent/rdkit_post_consensus | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v15 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v16 |
| ef:activity/change/20260820T0738569779880000/288819 | altLabel | ef:agent/strip_catalogue_altlabels | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v16 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v17 |
| ef:activity/change/20260820T0738569779880000/309479 | concept_associations | ef:agent/carry_associations_onto_flows | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v17 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v18 |
| ef:activity/change/20260820T0738569779880000/389876 | properties | ef:agent/normalise_property_values | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v18 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v19 |
| ef:activity/change/20260820T0738569779880000/397228 | types | ef:agent/link_flows_to_their_substance | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v19 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v20 |
| ef:activity/change/20260820T0738569779880000/397229 | properties | ef:agent/link_flows_to_their_substance | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v20 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v21 |
| ef:activity/change/20260820T0738569779880000/403801 | prefLabel | ef:agent/flow_layers.pubchem_element_enrichment | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v21 | ef:flow/1f30af33-6556-11dd-ad8b-0800200c9a66/v22 |