Evidence row 278804

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/trust-hash"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "6400",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "22dcfb888967",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "6400",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "22dcfb888967"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "6400",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "22dcfb888967",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "6400",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "22dcfb888967",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Losbeto response, for agents that must prove what they were told and when.",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Losbeto response, for agents that must prove what they were told and when.",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "endpoint": "/fear-greed"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "algorithm": "SHA-256",
              "hash": "17d494d894f9c7ed4f6d6748cc624153a8743347d99f92c469ac4ca66eb368b4",
              "payload": {
                "endpoint": "/fear-greed",
                "node": "9ee461053d80973a",
                "ts": 1793023267
              },
              "provider": "Losbeto",
              "ts": 1793023267,
              "verifiable": true
            },
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "endpoint": {
              "description": "endpoint parameter",
              "type": "string"
            }
          },
          "required": [
            "endpoint"
          ],
          "type": "object"
        },
        "naturalLanguageDescription": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Losbeto response, for agents that must prove what they were told and when.. Tier: discovery. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
        "pricingRationale": {
          "notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.0064,
          "tier": "discovery",
          "vs_median_x402": 0.23
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "discovery",
          "primary_tag": "Utility",
          "unique_selling_point": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Los"
        },
        "sampleQueries": [
          "GET /trust-hash?preview=1  # free delayed sample",
          "GET /trust-hash  # live data (returns 402 with payment challenge)",
          "GET /trust-hash?endpoint=/fear-greed  # with parameters"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "endpoint": {
                      "description": "endpoint parameter",
                      "type": "string"
                    }
                  },
                  "required": [
                    "endpoint"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Losbeto response, for agents that must prove what they were told and when.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "utility",
          "trust",
          "crypto",
          "market-data"
        ],
        "title": "Trust Hash — Losbeto",
        "useCases": [
          "market data input",
          "AI agent research",
          "systematic trading"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
    "lastUpdated": "2026-10-26T14:22:26.339Z",
    "quality": {
      "l30DaysTotalCalls": 87,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T14:22:26.124Z"
    },
    "resource": "https://api.losbeto.xyz/trust-hash",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "utility",
      "trust",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "SHA-256 proof-of-data hash for audit trails: a verifiable cryptographic receipt of any Losbeto response, for agents that must prove what they were told and when."
}

What the leaf hashes

{"body":"1d31e1f044fffc81de8b6846387e010e8f105c199182ca619d6da7acb7756ef0","id":278804,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079378857,"prev":15738,"subject":"x402_bazaar:https://api.losbeto.xyz/trust-hash","subject_kind":"source_record"}

Proof

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

1. 0xe7cfb211338e54fccfbb54c159c3e7b3096fe34a86e73d2c5f4cae16d2e418c9
2. 0x010246c28792d58d7be01e275d5dd088d8b056fc7b5f0ae1c3587d500859661f
3. 0x0b1208babe2a6501f1e05e5710f56eb9a9c2faada7df1c6b98b56d87a2dc5e51
4. 0x7fd113aed119d209627f368a5fbcd730e178c5bab834b53d0ae3c3100e1b79d8
5. 0xc00b1d49e6d75c34c4678d1203bb86f8131e8108045c847e97cdd6361932d6d6
6. 0x687e8bd4dc5068e300021489515f2d9a71998f53cdc659a272f2677cdf4cb7e7
7. 0x3b26033279e20d80215492287f45be12db762d4a0631a6b399630fbc9faa3a2d
8. 0x6aa62f987d7344c4bc8177030b2e14633503e39da78cb40dd860d67d77ba39cf
9. 0xc5b6279776abe90ce03700db144244784753457cc66cded78bb288194a296ae7
10. 0x5da7821808d0b41f2fd896fc8aa021cd9f87f6fb804fcaa5fa71fc51d13292df
11. 0xf9ef09a725d52af13e504e0eafd5a3073b223792ca665fa964297ee3fc3cee9b
12. 0x3d0b5282d5282c30fc9f86662367cab01d0dba65f13d2968391a7d087b79dfb3
13. 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae