Evidence row 2293054

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ntGaJm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7fd32023-b82f-4d45-8f58-8a31386e4427/.well-known/agent-card.json"
    ]
  ],
  "name": "Holisto",
  "owner_address": "0x4ad922c561d8ed89505d4ee4e4bed779b899d479",
  "raw": {
    "agent_id": "138565",
    "agent_uri": "https://centralcity.ai/a/ntGaJm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Holisto 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/ntGaJm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Holisto",
      "registrations": [
        {
          "agentId": 138565,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7fd32023-b82f-4d45-8f58-8a31386e4427/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ntGaJm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793658824,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:37:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Holisto 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/ntGaJm"
}

What the leaf hashes

{"body":"8cacb2d0135ed9c0617e2123fa81d3254845f6e3c1942c5ff2e076f3c5b264c3","id":2293054,"kind":"listing","method":"sync.erc8004/1","observed_us":1793659045360439,"prev":2292455,"subject":"erc8004:5042:138565","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x20e4186e078477f20cf3994f3b2d70769b37f349de187be7ff40e2a8d07f39b6
2. 0x9e1b02b88e22b4494da8b29604a5ce0db4c189301710625334c5e8c5d617a216
3. 0x839598fb408b3aa5716646841ffe644559799330d34b10e3ed5c61dd09f4565d
4. 0x2b10f59837ea4984f76431b3051cf2b4e5207b8ddf3be428ddfb03e01fd30574
5. 0x220771d38c59762e610cf47a4e278959475475d57fc9ed843ed49b79f432094f
6. 0x33fffa024be53d7bf20f6a4a85363ebc2082b99f8c673a581e6599c4132d6779
7. 0x443c0834c884040329c11f7a1c7618da911e82f84b024c5cf9cc6e48b2b5c976
8. 0xeaf39dd857a9af72fbcabc428d29d051f157527db6c2c8cb9e6ba02df2cf223f
9. 0x70d11d419dfb18a513869e3b9f18d8750961067e4b0e80eccdee840a214af33b
10. 0xcc2ad541bf6cdf175b8532a3a599ff58f2939022baef814a8bbe9840bda2a630
11. 0xb638c84e21afcf4fb05edfb18ec1ec3e90dae343db8f36941c6635df85608248
12. 0x55683a1d17eb7241c5fc7a5cf11e9abfdc0742d9a734c294f9a5cf8eb64903c1
13. 0x1684e269a6d133e78b06586cfa473a0fd25d7ae52c10084dd8c0b8a491f1b827
14. 0x401f99eb33c3aca7fb1835eab8a9dc02765c5e3996fc9560617f4be6c7c50067
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af