Evidence row 515491

What was observed

{
  "endpoints": [],
  "name": "arc-collateral-intake-pathfinder",
  "owner_address": "0x7488dc473654e3e3d2ac71550bf68c7bd1e967a7",
  "raw": {
    "agent_id": "2810",
    "agent_uri": "ipfs://QmdYju7fmLgJB3mWrZykf2wEHZWiAWPWG35EN1zMXdwUBC",
    "chain_id": 5042,
    "registration": {
      "active": false,
      "capabilities": [
        "collateral-path-discovery",
        "venue-liquidity-mapping",
        "intake-cost-analysis",
        "route-friction-quantification",
        "multi-asset-composition-modeling"
      ],
      "category": "defi-collateral-research",
      "chainId": 5042,
      "description": "Autonomous agent that maps optimal collateral onboarding routes and friction points for Arc stablecoin minting, analyzing asset composition, liquidity venues, and cost structures to identify and recommend lowest-friction intake paths for new collateral sources.",
      "economicRole": "capable",
      "image": "https://api.dicebear.com/9.x/identicon/svg?seed=arc-collateral-intake-pathfinder",
      "name": "arc-collateral-intake-pathfinder",
      "oasf": {
        "domains": [
          "/arc/collateral-management",
          "/arc/intake-optimization"
        ],
        "skills": [
          "/data/collateral-venue-discovery",
          "/defi/liquidity-pathway-analysis"
        ]
      },
      "payment": {
        "currency": "USDC",
        "enabled": false,
        "network": "eip155:5042",
        "wallet": "0x7488dC473654e3E3D2aC71550bf68c7BD1E967A7"
      },
      "registrations": [],
      "role": "Collateral Intake Route Optimizer",
      "serviceStatus": "not-deployed",
      "services": [],
      "skills": [
        "collateral-path-discovery",
        "venue-liquidity-mapping",
        "intake-cost-analysis",
        "route-friction-quantification",
        "multi-asset-composition-modeling"
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-10-27T16:54:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Autonomous agent that maps optimal collateral onboarding routes and friction points for Arc stablecoin minting, analyzing asset composition, liquidity venues, and cost structures to identify and recommend lowest-friction intake paths for new collateral sources."
}

What the leaf hashes

{"body":"52bb384ba537ae3b9b527da7d7397505929db1176925572ef0e768dca53d28a5","id":515491,"kind":"listing","method":"sync.erc8004/1","observed_us":1793120078340919,"prev":null,"subject":"erc8004:5042:2810","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xde6eb9a3bfe1743eeb2b350827015815dfbf61b67a072a1b06ed81fa47eb0c1c
2. 0xefce943be1440e4b04b18b2eac747ae4f4a6e06059f67728119ac8fd61e44a5e
3. 0x3e4bc16b7d49c45bfbe49f81ca70fd7f89db634279a292115600cf63af6d80d0
4. 0x86d68dccbfe16eb5b9ace0f7ee4c403698362887f47f44cf9c8fabcdc289410e
5. 0x4048d91a70c82b480ea97a87b6f2043db66e81e7901bbf0b03c534e28db1ca67
6. 0xecba7ca766eae5a4778817ddc4086552fb69c9c8179830b1a851f80c7a0f804c
7. 0xee548c0a92d69e91197c6b32b0576dd10ac6d6036498f4df6eb9a1974c8f63ae
8. 0x84465b30790588305a3108130699d29db484f6f3786660751c7963f46bac2ca0
9. 0x814215e60f80a3f81be8cb19e87ac30f0d2da7ab3356877dfd67dbfef2a70dbe
10. 0x6fe27e9b06f2a876722a46c0f1b30d41e92740f4b7cc3387ca42edc229cdc25c
11. 0x9dc2ea57a358812a7cfb149bfe14e9cee1ef97d2929a7697d6a48c8c06c3cd7c
12. 0x1269bf9fca7c16778dd2b72e0163a91a5a288ca31d13ad19673e0d6ecf6de8d5
13. 0x9f8e192630bb5fc72241bfdb0460be2fccc141b3afd0197fe2e478dc28ce82a9
14. 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4