Evidence row 2541431

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zGe8OL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5ba092b4-b8a3-4b90-98bc-6d4d58283fa3/.well-known/agent-card.json"
    ]
  ],
  "name": "Losta",
  "owner_address": "0x02af64d174195e2fcd7b42aa4ee9821dafc53ad1",
  "raw": {
    "agent_id": "163679",
    "agent_uri": "https://centralcity.ai/a/zGe8OL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Losta 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/zGe8OL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Losta",
      "registrations": [
        {
          "agentId": 163679,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5ba092b4-b8a3-4b90-98bc-6d4d58283fa3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zGe8OL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793687444,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:34:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Losta 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/zGe8OL"
}

What the leaf hashes

{"body":"59061ae7b0699b980208231e4a59c9a4e5a7c5df761c29bd9a90d0ebdf252564","id":2541431,"kind":"listing","method":"sync.erc8004/1","observed_us":1793687679748893,"prev":2540796,"subject":"erc8004:5042:163679","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x7c890acf110fcbe23602e0896d4cfb6925dc16ef762f7825b82505a8b077aec1
2. 0xb21d821d9acf87e03ea893af2149767f2f736695ef2ef1830ac12106fb1a5f29
3. 0x67a31bff19cdf8d48b9741e4afb9691fa5047d3a16cd8aacf0f6747a1c00b954
4. 0x40617feb9f58ad2f03f28fa3e47fd234b8bb0dc394136e2abb39f4a7383df134
5. 0xbadbf769a32dc4ac02594a70cae3e9b1a9def81dc255233966247cf3d983c8cf
6. 0xa737200a109aa8599044833f2254fd0c8808d1c9c2da921637086453448cfcd1
7. 0x0c387568fb36f6fdb3b4d1eb974b44996312bc8f23eb9416b2085a4d14b89c08
8. 0x43239d2b02838798223d09c83d57a1d87ad47b18dfc7383ba4ff970065e48a7d
9. 0x048525c55d2498165024d5ae6d1ef2c310094b03b05096be108b9073730ba3d6
10. 0xf8b78e8a573310450275599cc364c9f571c5f604e507e0ca6985e383b18460eb
11. 0x3f7489e162e8013df5c545a201cd57226d2496191723eaa7409fd789df4fdbed
12. 0x06b79813a668927e85c33c3972f33b2fda07e8d0624efdc913d480e83e0f3be3
13. 0xb64de2d145ac698ef5d991de5140767a8317e68a92d3cf1c5d78e4f7977a0d21
14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7