Evidence row 547916

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://apexrunner.ai/signals/market-tick"
    ]
  ],
  "name": "apexrunner.ai/signals/market-tick",
  "owner_address": "0x8d0663bbb967ebf1c047405a888ddf865f3e8854",
  "raw": {
    "accepts": [
      {
        "amount": "7000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "7000",
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8D0663BBb967ebF1c047405A888DDf865f3E8854",
        "scheme": "exact"
      }
    ],
    "description": "APEX Runner: Market Tick Signal",
    "extensions": {
      "bazaar": {
        "category": "trading-signals",
        "description": "Lowest-cost signal at $0.005 — minimal live price tick for BTC, ETH, SOL plus one-word regime, Fear & Greed, and momentum label. Designed for agents polling every few seconds. Absolute minimum JSON payload for maximum speed.",
        "example": {
          "btc": 68420.5,
          "eth": 3681.2,
          "fg": 42,
          "momentum": "BUILDING",
          "regime": "RANGING",
          "sol": 152.4,
          "timestamp": "2026-06-17T22:00:00Z",
          "valid_for_seconds": 30
        },
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "btc": "float — BTC/USD price from Hyperliquid",
            "eth": "float — ETH/USD price from Hyperliquid",
            "example": {
              "btc": 68420.5,
              "eth": 3681.2,
              "fg": 42,
              "momentum": "BUILDING",
              "regime": "RANGING",
              "sol": 152.4,
              "valid_for_seconds": 30
            },
            "fg": "integer — Fear & Greed index 0-100",
            "momentum": "string — STRONG / BUILDING / WEAK / FADING based on ADX and volume",
            "regime": "string — one-word market regime: RANGING / TRENDING / CRISIS / CHOPPY",
            "sol": "float — SOL/USD price from Hyperliquid",
            "type": "json"
          }
        },
        "name": "APEX Market Tick",
        "outputSchema": {
          "btc": "float",
          "eth": "float",
          "fg": "integer",
          "momentum": "string",
          "regime": "string",
          "sol": "float"
        },
        "schema": {
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {},
                  "type": "object"
                }
              },
              "required": [
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "_apex": {
                      "properties": {
                        "evolution_runs": {
                          "type": "integer"
                        },
                        "instance": {
                          "type": "string"
                        },
                        "live_capital_deployed": {
                          "type": "boolean"
                        },
                        "live_trading": {
                          "type": "boolean"
                        },
                        "signal": {
                          "type": "string"
                        },
                        "signal_hash": {
                          "type": "string"
                        },
                        "source": {
                          "type": "string"
                        },
                        "trades_backing_signal": {
                          "type": "integer"
                        },
                        "trades_backing_signal_as_of": {
                          "type": "string"
                        },
                        "trading_status": {
                          "type": "string"
                        },
                        "verify_at": {
                          "type": "string"
                        },
                        "version": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "btc": {
                      "type": "number"
                    },
                    "data_age_seconds": {
                      "type": "integer"
                    },
                    "eth": {
                      "type": "number"
                    },
                    "fg": {
                      "type": "integer"
                    },
                    "max_age_seconds": {
                      "type": "integer"
                    },
                    "momentum": {
                      "type": "string"
                    },
                    "regime": {
                      "type": "string"
                    },
                    "sol": {
                      "type": "number"
                    },
                    "stale": {
                      "type": "boolean"
                    },
                    "timestamp": {
                      "type": "string"
                    },
                    "valid_for_seconds": {
                      "type": "integer"
                    }
                  },
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        },
        "version": "1.0.0"
      }
    },
    "lastUpdated": "2026-10-27T18:25:07.88Z",
    "quality": {
      "l30DaysTotalCalls": 242,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-27T15:25:07.635Z"
    },
    "resource": "https://apexrunner.ai/signals/market-tick",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "APEX Runner: Market Tick Signal"
}

What the leaf hashes

{"body":"56c37b3b899d9f50ff6afb532fe0c4b7ddc758b9f38fec90741fea4342271335","id":547916,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133256847403,"prev":527649,"subject":"x402_bazaar:https://apexrunner.ai/signals/market-tick","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. 0x28e7c8fafaa2b7b43795f0afabfba57b5c9d3a1cd1ba273c042f1f5ac99bbd7b
2. 0xbfbc9cb574eaeb5438fa63005fcf0257aea0d0acae28d2f301dfde35f290dd6c
3. 0x22c2cea185517b02b8341930d556942b3531c3bf7dfe8ef4988cc497b2fd4393
4. 0xaadea7746d83b523db8bc38e7a88d28ece51018e9ae90f14428b790bfda53eb0
5. 0x5bd7a64168e268b55c97147d57662ca7f0e24eccb3a1e5f06077c0bf9fd8b755
6. 0xb299e643f3fad5f9e4020cff6b7aab8641343d56c4de0a649b141985e9c7b45e
7. 0x6b12b803a0f064b88b536e0b10459e825a729142e70ca081420c0bad14d369c8
8. 0x257c3e119251914b29f002210172c75ef332cedd46792625c72fb6d9dd2f88e2
9. 0x2d6333e3620f52445fa8332fc770cff9ef3b36d0353b01b5be448037adfc6109
10. 0x119d4c62f2467379b4ad8ecee541493dc0dff08b8e9843267888bcc9adfb14af
11. 0x64977be4349e1af29930fcfd7d89ebbb219bc4a1a076ecb37395cda952cbeb6b
12. 0x53be2d72842ed384672ee78d06cbad599558474b78db9065a3b26f87d53522fa
13. 0x28be2f2303fcac4decdb6323b0f4ee8f8a31038beb758eaafc604a98626292e4
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4