Evidence row 307773

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "What Beacon by EVAA is, who operates it, where it is based and how to reach it.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_overview"
    },
    {
      "description": "The full text of one published Beacon article. Takes the slug returned by list_resources.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "slug": {
            "description": "Article slug from list_resources.",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "get_resource"
    },
    {
      "description": "The three things Beacon sells (AI answer audit, visibility monitoring, ChatGPT app and plugin builds), who each is for and what is included. No prices: every engagement is quoted.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_offers"
    },
    {
      "description": "Beacon's published articles on AI search, with title, summary, publication date and URL.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_resources"
    }
  ]
}

What the leaf hashes

{"body":"cdae0d3dc700d532fa8ac5b73cec59b555e80fb1bcf5b152226a2bde932f836e","id":307773,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793057877936073,"prev":null,"subject":"168e7b17-0944-4a2d-98bd-88aeef6a632c","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xd78f3b7067f3d103386599d2bd9c38fd626403e3fb0559bb2d06a50fe738b9a3
2. 0xc07ebe03a5b35702fedd4dc84126778dc769b2ffa812e234af1ab22cbfbee904
3. 0x8b8ce380dd7b507a174baee194e96f4127e580d5f2b76baf4dcc38553ffcd133
4. 0xaa1cd1a4dd8604827d030d1ea854fee2e1576686afc388223c2807fa4b790cb6
5. 0xb660aaae508ced58ccac1a243731d8af4027711a71d5b8cf60d86f6314a3f5c5
6. 0x232cb25361c8c529a6c8c6103cb89c2fb9b09725a35db523fd3d32c9bedd8826
7. 0x09000a7053a9e969d541c0c3fbe5cd9d3918c229939b74eb8664ff50845c8e56
8. 0x1c5df9d19929ffc7d15fd6f0dd957d0980892d030089758c828e9220f0f2ef98
9. 0x5e11af53e43c95306b5bec7a7eb4e86feafed8da8ae8d158e8ba26ce20f87a53
10. 0x4c6a4d003a4c8e394c82c8f16a5c6669cfbbac391218d8be2c13f5d5aa94e7a7
11. 0x681ef979e2591e4ee00c2230855c75508aa926b1abc5e4e5e6a9348a15261045
12. 0x39d84ffb833c94bfff15760ea7da987f5303e407884de386d5a33b2328c7d785
13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae