OpenChainGraph Suite · CONTRACT A3 · arch #5

Canton Securities Lending Chain

Assess collateral swap eligibility and HQLA classification for Canton securities lending. Swap direction assessment → HQLA tier and haircut verdict.

OpenChainGraph · 2 Steps collateral mandate Hash-Anchored §4 chain_depth:2 Client-Side · Zero PII
Chain Topology — Collateral Swap Eligibility Validator → Tokenized Collateral Eligibility Checker
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Chain Stages · 2 Steps
1 ROOT · D0 node
Collateral Swap Eligibility Validator 515-collateral-swap-eligibility-validator
swap_direction,upgrade_eligible,spread_bps feed Stage 2 collateral eligibility
MCP Call · validate_collateral_swap_eligibility
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "validate_collateral_swap_eligibility",
    "arguments": {}
  },
  "id": 1
}
2 TERMINAL · D2 node
Tokenized Collateral Eligibility Checker 505-tokenized-collateral-eligibility-checker
hqla_tier,dtc_eligible,haircut_pct -- Exports securities lending mandate -- final stage
MCP Call · check_tokenized_collateral_eligibility
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "check_tokenized_collateral_eligibility",
    "arguments": {}
  },
  "id": 1
}
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