Evidence row 1819347

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TqP4R1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/73f4fbd2-7d61-49b9-88c1-171d5aa1322c/.well-known/agent-card.json"
    ]
  ],
  "name": "Hero",
  "owner_address": "0x5a3813387d4d0d977b01b76a016d96f99a6d4557",
  "raw": {
    "agent_id": "22154",
    "agent_uri": "https://centralcity.ai/a/TqP4R1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/TqP4R1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hero",
      "registrations": [
        {
          "agentId": 22154,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/73f4fbd2-7d61-49b9-88c1-171d5aa1322c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TqP4R1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562984,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:01:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/TqP4R1"
}

What the leaf hashes

{"body":"657a199ae89fd676a79b73c305b29eb7ed30fef4708e2f083da5c8cab291adae","id":1819347,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563260865237,"prev":null,"subject":"erc8004:5042:22154","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf5c80594725ee44f51acba4a5e04a18f097a54df8c4c8d62699570a13fc53205
2. 0x5458797f5224f7c3c50ee9927ad3747515d16f6bfe447726ebcea6e76149b544
3. 0x8ddbb0878e793c3f580a00faf6f6fdab3b14a3ed76f4de8953097a5fc7663150
4. 0x646c434b53dd5ef6b4043638e3c389f360fe3285f2da6abb16c92e6e917efb19
5. 0x442261f58e7bcc193bab89759ce66851ecdc0041d0d2029df76dc7b3c6234a79
6. 0x12becedc8e23b4a5cc30fa8ab5c62b559ee472f6007e0434dd75d2c7831ab2bf
7. 0x694a7161ae45a935f4f45491c045e95d86e766c212936c6483665bc1e3aae943
8. 0xa7b4068a7e5feccb897bb857cbed51cf25640009113a63b75a460dee718e31d5
9. 0x63d87d6166fca7e74fe3ab2c9ebba451b261488410d306ef923f3ff495f5924d
10. 0xedbabda5d56e2bdffe29579c3a9a2ef75cfc47f09b5ad0bf4af42a8304d94d47
11. 0xe1d2c367f3470edc4724fd7d806d51da451a66953be22520d4c4ab330cc650cc
12. 0x1278391fa22e576ce5c6362c943edc1a68b9a92ac18bff7789f8a082a7b194c5
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90