addrbookFor publishers
← The evidence ledger

Evidence row 4775

Observed , by baseline/1.

Kind
listing
About
source_record erc8004:5042:1058
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
3d3b0016908f04cd108c659631e7618a105348c867a8cc9deb584dfc4c882735
Leaf
0x57a1154ff7d1db895e268eb4257edc89c522d34b20a4bcd2ffd656c4167825c4

What was observed

{
  "endpoints": [],
  "name": "Chiamaka Payments Agent",
  "owner_address": "0x2e73421ac02ed2fb8a1201417ea306c6dc440197",
  "raw": {
    "agent_id": "1058",
    "agent_uri": "data:application/json;base64,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",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Chiamaka is an AI payments agent on Arc that prepares and reconciles USDC payments.",
      "issuer": "ArcID",
      "name": "Chiamaka Payments Agent",
      "registrations": [
        {
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-10-25T19:26:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Chiamaka is an AI payments agent on Arc that prepares and reconciles USDC payments."
}

What the leaf hashes

{"body":"3d3b0016908f04cd108c659631e7618a105348c867a8cc9deb584dfc4c882735","id":4775,"kind":"listing","method":"baseline/1","observed_us":1793025278717142,"prev":null,"subject":"erc8004:5042:1058","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x57a107a0719a28753f926aeab7f6cbf13037fdf70efe1b5b2fa2c1d372b5e427
  2. 0xf667f6a4763a17959a16e4dc64e78b01f5d90eb165a759b36e21f0c845c3e6a7
  3. 0x98d1186b42a1d9a3a880f75a3e7a0ad024306a62bc6428c319e1cca1106bfe0c
  4. 0xf6587b45b150ede66a84af47c4f14637d8c74963bf106fc9f9fbd6dd5b55e27f
  5. 0xe6240ec6b637783e2f04d2010b97c41b555cedd68a0dcf91c90c2032a70b918c
  6. 0x9aa9fb262a02b889acd22ae0670aaf5c326f160f0609c21e5a177ca4e393453c
  7. 0x9dc953c30b482a4c76d5f9b476c902fa766db190c364914b18b63dae77bb1e8b
  8. 0x392db56d5e5c3f98f4d8d87b37b15391d4f0c718274603c3a83198e5c3b4295c
  9. 0xecbe913ea5e39d0056719a56870055a9350161d51a5f1b4892e2e70b4c857d66
  10. 0xa8f2905fb93f7b837ebd4cffb4ea870801aecd1c51ad69f073af01c8310ee1b5
  11. 0x7c6e7d8ec8a6bb5540ab8e4e885e6c646f71198fce1b0e917447538a70811486
  12. 0x01ecb94c2efbfb8e9050ebbd813fbba80bbcbc345f98de707345bc4bc88c94e8
  13. 0x8ba3430866b4c11cea7eba9923ee4fa8a5074849df417006e4441426c1f13056
  14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
  15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
  16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
  17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON