Evidence row 278776

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/horizon"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "6c9a749f4506",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "6c9a749f4506"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "6c9a749f4506",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "6c9a749f4506",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude.",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude.",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "lat": "0",
              "lon": "0"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "endpoint": "/horizon",
              "factory": true,
              "params": {
                "lat": "0",
                "lon": "0"
              },
              "product": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude.",
              "source": "api.open-meteo.com",
              "ts": 1793024538,
              "version": "48.34.1-GUARDFIX"
            },
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "lat": {
              "description": "lat parameter",
              "type": "string"
            },
            "lon": {
              "description": "lon parameter",
              "type": "string"
            }
          },
          "required": [
            "lat",
            "lon"
          ],
          "type": "object"
        },
        "naturalLanguageDescription": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude.. 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 (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.01,
          "tier": "discovery",
          "vs_median_x402": 0.36
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "discovery",
          "primary_tag": "market-data",
          "unique_selling_point": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latit"
        },
        "sampleQueries": [
          "GET /horizon?preview=1  # free delayed sample",
          "GET /horizon  # live data (returns 402 with payment challenge)",
          "GET /horizon?lat=0&lon=0  # with parameters"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "lat": {
                      "description": "lat parameter",
                      "type": "string"
                    },
                    "lon": {
                      "description": "lon parameter",
                      "type": "string"
                    }
                  },
                  "required": [
                    "lat",
                    "lon"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "crypto",
          "market-data"
        ],
        "title": "Horizon — 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": "2026-10-26T14:27:29.71Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T14:27:29.498Z"
    },
    "resource": "https://api.losbeto.xyz/horizon",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Provides hourly weather forecast data (temperature, precipitation, wind) for a given latitude and longitude."
}

What the leaf hashes

{"body":"6790713077b7b2b72f0987b81a37d60df039530bd9f5a9f78593c90ed88529c1","id":278776,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079280036,"prev":15709,"subject":"x402_bazaar:https://api.losbeto.xyz/horizon","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. 0x91ed449ec64a536d2c1c938122eb76880930e16197eba5d5748b12478b57eeb6
2. 0x28126bd4e19b433c3d51d3547e44469c7ea92d39f1833b79e40230ee79f78382
3. 0x4a40b1acbc6a8226033c21ca61d15a4fef0a0eb8c4cc350134827689e9b810bb
4. 0xe53387ea75e5f58a725dcc203ef7358ddd7d3d2a4685bf941beaca94ac356cc1
5. 0x72ef1913d114830a28427f5e5830ed8a5ec97903eab1c75cee0c57bd7d49314c
6. 0x68ddc483929f2291311cdd2e455207237bb3bc424ec0df3a07342f83f6f899a6
7. 0xc03417624ea152bdc0d88311a7ccdf01145ad5e0b9e30ab63d073254a36b0e7b
8. 0xc5315bbc2b3787868bc52a4a865cd3e8f04f484d6fdc9842c808d39da9be5be9
9. 0xd2c26205321a8ef47800df74c140f2a787b4379608438b45bb9989986c62306f
10. 0x0d8c9849ad61f3608ed33ea96162e91265f1a635a7e3d125b440758921da7146
11. 0x316efc275d57dcc035269c8eb6bada510779068882f33960d16f7f84af2b4432
12. 0xe131b224ee3c295dfa790b458d9daa11e2a32e6131c280c6be7d92190c756a88
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae