Evidence row 525852

What was observed

{
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    [
      "x402",
      "https://beliefstate.ai/v1/brief/NBIS"
    ],
    [
      "x402",
      "https://beliefstate.ai/v1/research/get_belief"
    ]
  ],
  "name": "beliefstate.ai",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "beliefstate.ai",
    "endpoints": [
      {
        "description": "Investor research and stock analysis for AI trading agents. This route buys up to five cited overview views for 0.02 USDC, with historical cutoffs. Discover all 16 research tools, their exact prices, free coverage and wallet MCP in the free catalog. Catalog: https://beliefstate.ai/v1/research. Full schemas: https://beliefstate.ai/openapi.json.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "overview",
            "group": "query",
            "name": "detail",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 5,
            "group": "query",
            "name": "max_results",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "NBIS",
            "group": "path",
            "name": "ticker",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "BeliefState",
        "tags": [
          "finance",
          "investor-research",
          "investment-research",
          "stock-analysis",
          "equity-research"
        ],
        "url": "https://beliefstate.ai/v1/brief/NBIS"
      },
      {
        "description": "Complete attributed investment case, claims, risks, conditions, revisions, measured outcomes and permitted evidence. Paragraph and support selectors provide requested depth. Full input/output contracts: https://beliefstate.ai/v1/research/get_belief",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "00000000-0000-4000-8000-000000000001",
            "group": "body",
            "name": "belief_id",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "BeliefState",
        "tags": [
          "finance",
          "investor-research",
          "investing",
          "evidence"
        ],
        "url": "https://beliefstate.ai/v1/research/get_belief"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "beliefstate-ai",
    "integrationType": "",
    "isNew": false,
    "name": "beliefstate.ai",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.02",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.02"
    },
    "provider": "beliefstate.ai",
    "providerUrl": "",
    "serviceName": "BeliefState",
    "tags": [
      "finance",
      "investor-research",
      "investment-research",
      "stock-analysis",
      "equity-research",
      "investing",
      "evidence"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"c53cb0040d76dba197799fc4815c561948bb800ade7b1d512c19eb8de88eacb2","id":525852,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793124767619595,"prev":1682,"subject":"agentic_market:beliefstate-ai","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xd1e1897325d3263fa37152617139be189e7c3422f13ed104e6ccff5929ecbcc1
2. 0x52e379330825b25556c75d449c3ec842ac9ee9dfc2c3428f52a709e2ec9513f8
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7. 0x8a5090624de5ec676124c4b3599a629fc1de409b7a8cd1a7c7ae33144a7e6436
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14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
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19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4