Evidence row 1820770

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KSIpFx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a7cc5b04-f580-4744-8c6a-db33b0ffa544/.well-known/agent-card.json"
    ]
  ],
  "name": "Nolias",
  "owner_address": "0x535c80480439d2bce263580c13d48725e96bd5eb",
  "raw": {
    "agent_id": "23150",
    "agent_uri": "https://centralcity.ai/a/KSIpFx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nolias 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/KSIpFx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nolias",
      "registrations": [
        {
          "agentId": 23150,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a7cc5b04-f580-4744-8c6a-db33b0ffa544/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KSIpFx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563868,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:12:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nolias 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/KSIpFx"
}

What the leaf hashes

{"body":"a668860f6914919b06adb4e681f88d8e0fbecd0bb0cf1c50f74ed9a97a6def7a","id":1820770,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563955491718,"prev":null,"subject":"erc8004:5042:23150","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. 0xfd77a848918c53c13b58fa2198451d794d8600e9cb1577e377db2440fb3fc629
2. 0x117c54a7742f9445afac53c189c87c9669d74e862402ed1024180a2c964f8602
3. 0xfb308046417c5dce35f14fbc64eb9483218fc3bdda1f79bd5266afb727167c6c
4. 0xf28ead209ec6071e0f8757723feeabfbf733d0dba11413c7cfb503072110b812
5. 0x32593f4acb743c94d86fd2790939a46908aadbef921206aa913c45396108aa2b
6. 0xaff5da58cae2cd16de263e4e9dadd074539f687438f15e1d8b9d9243e511161b
7. 0x463742c80bd5168df7dc70e6ebc3a53b9773eb5b8d51955278cf4ca6064c342c
8. 0x65bd74376a13f19187a0a431f4240e6603d998d47153db9eb87ce7262a80f9da
9. 0x02b41f8a803f91735facccaca33bd0cf1f04b940ca6e595853e7f3a7a0272cc9
10. 0x32eb167904b299d7b23c1f49d7297a1423c26eea0f7c57ea703c5d7ec3764826
11. 0x7b26a97b89f51e693decf68956149933d415ce69228c77621b385858543f426c
12. 0xf7591c985d9cb23ce20ca955bee97f41fd017c55aeecc11989372ad7a6b425a1
13. 0x904a0ef836cb4b2dd139024d3379cfab31fd3b5798d155735069733eb5c3551b
14. 0x7cd72adb87b8751bf15c5933b0cfda4c062b8aa62aa82c7e8571c6aa0cc82204
15. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90