← The evidence ledger
Evidence row 2127693
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:91682
- Recorded
- Previous row
- #2126957
- Body SHA-256
- a934f9404b4373596bc810eacba262542220cf004487bc961fc3f0a7c6ca2eed
- Leaf
- 0x98453fd392cf11adaf857dd355d609130c83b6407ab8ebc3eea066a4f104cd78
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/32U93S"
],
[
"a2a",
"https://centralcity.ai/a2a/d70fc3e3-f948-40ec-94fb-d62ef654fb16/.well-known/agent-card.json"
]
],
"name": "Biokabel",
"owner_address": "0x797d9ea1acfd232d5db77b42c0592cb6d6a47e3b",
"raw": {
"agent_id": "91682",
"agent_uri": "https://centralcity.ai/a/32U93S",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Biokabel 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/32U93S",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Biokabel",
"registrations": [
{
"agentId": 91682,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/d70fc3e3-f948-40ec-94fb-d62ef654fb16/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/32U93S",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793621183,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T12:08:59Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Biokabel 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/32U93S"
}What the leaf hashes
{"body":"a934f9404b4373596bc810eacba262542220cf004487bc961fc3f0a7c6ca2eed","id":2127693,"kind":"listing","method":"sync.erc8004/1","observed_us":1793621339559317,"prev":2126957,"subject":"erc8004:5042:91682","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0x98454617aadb0597dbacfc5daa82890a4afa3e078fdfe6e56b8fe622dac67686
- 0xd09721ac92be358f474a1b2c121e0545d698b85072ab23f73d325da9f4790f3e
- 0xd789e31514dbe8221b6bcde107af6addd85feb2991b1b84196cea73b511bb887
- 0x56e5eeae927ef748f73e182ff5dd6d0b127df0c6b2beb6b9e57d198a83d544ef
- 0xc9ecbe10023dd65a1bff17f7f3fc0cf3b4ed37879768f90d5e38dfec7a6b2f77
- 0x518cac7b467c8090133ab98cd407035bc27284607e83ccee5016e539d98293be
- 0x1f92c04454260679e07540d4a2b4e0e1902ff26755c2fcc624ea26145ace04c8
- 0xcced17e7db1bd04b83476959c08bd2e58d8b48c6f1daf7cea83425bf9703c04c
- 0xb5d41b00ac77afb5f3c446f70280672e6a9f11f50e912a8a2f42ada4664b0b7f
- 0x5223ee7b9eb7950669dc43f44d004ada9c625fd4aaaf0848573b978be294ab03
- 0x6bdcedf7e191b45d839351a79a5e3976958c98fc5c7730497943a945da813667
- 0xd4030d277689929823c2ca835f5a68477c633a7ba2ef9073c95bd96efab62dca
- 0x161ab8dfe29d5443837514b3760b34879b8201d43912571c314e4142639b07a3
- 0xc5de092f33d9a5a2d3076d47423feb11b0630cdc080163babf6390bb04568ce5
- 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
- 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
- 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
- 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af