Evidence row 15738

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": 85,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T08:01:08.289Z"
    },
    "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":"f96b155fdaebfe9a388e973705ca8a1a1605f1dfa184bb7a75b6be96a8e81552","id":15738,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025321358542,"prev":null,"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. 0xa393fa28be355005eedc27aeca55e22605a53954c936f1843bfc19a34c65da25
2. 0x189f90221f9098d459f7698fdea7041077206deb7f266ed0d323ac5719d40000
3. 0xb33a9d772754c04d4fa7e1a6d0446e6cd6fd1878c8a919d2204488b9b24cdadb
4. 0x601bfe8be24c1e453b93878f60cf55f9c99e1a25a5f0a5a18aa54b485a525c3c
5. 0xb71e8432932d36eac7c221d35137588e2049b33a4f0d7d28e1093982f7fbeca8
6. 0x0bb3fb6cc13d536a91ab9db0780106f9d04f6e6ee6dd5b4360fcfbba76b319d1
7. 0x993f0853414658c3250659ef14468a396a21fd3114d2ec099fada5a1b81a6dce
8. 0x4a2dca25f350e7dda310d606117ef4a4378aa511406e32a7c75d9e4ac5fb4282
9. 0x7669bf7267794b47cf2b8311fbdc9ed0b8e4d496ed021df4f3e43f25125a5e13
10. 0xbf9e8e8193260b284eff6ae5de9bd74a29a95af639484d57bcbf0408a7dd8030
11. 0xf02ec0f13d875e636ca9d24097cc2a185cdb09429c8c4ade598b8089f42bb140
12. 0x19537c574979327583a539261287714af2eee831125de819abab0f155acd3a75
13. 0xc34c13c58ba9c342ea1b833ac1882a4aea22777c4fd1092b2f83d3bac6b9f845
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae