OpenChainGraph Suite · CONTRACT A3 · arch #5

Taxonomy KPI & Green Asset Ratio

Activity alignment (ART-73) -> entity revenue/CapEx/OpEx KPIs + Green Asset Ratio for financials (ART-74) -> audit receipt (cry-05). Rolls activity-level alignment into the entity disclosure KPIs an issuer/bank reports to investors and supervisors.

OpenChainGraph · 3 Steps cryptographic mandate Hash-Anchored §4 chain_depth:3 Client-Side · Zero PII
Chain Topology — EU Taxonomy Alignment Scorer → Taxonomy KPI & Green Asset Ratio Aggregator → Agent-Action Audit-Trail Aggregator
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Chain Stages · 3 Steps
1 ROOT · D0 node
EU Taxonomy Alignment Scorer art-73-taxonomy-alignment-scorer
per-activity alignment (H1) feeds the KPI aggregator
MCP Call · score_taxonomy_alignment
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "score_taxonomy_alignment",
    "arguments": {}
  },
  "id": 1
}
2 D2 node
Taxonomy KPI & Green Asset Ratio Aggregator art-74-taxonomy-kpi-gar-aggregator
KPI set + GAR (H2) feed the aggregator
MCP Call · aggregate_taxonomy_kpi_gar
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "aggregate_taxonomy_kpi_gar",
    "arguments": {}
  },
  "id": 1
}
3 TERMINAL · D3 node
Agent-Action Audit-Trail Aggregator cry-05-agent-action-audit-trail-aggregator
Exports composite KPI/GAR artifact with execution_hash (H3) -- final stage
MCP Call · aggregate_execution_receipts
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "aggregate_execution_receipts",
    "arguments": {}
  },
  "id": 1
}
Export Artifacts
Download the §4 chain definition artifact (hash-anchored composite JSON) or the §13.11 W3C Verifiable Credentials view. Both derive from the chain definition — no new hash is minted. Available after hash computation.