Evidence row 1536905

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Flag common US Fair Housing red-flag phrases in listing copy (e.g. 'perfect for families', 'adults only', 'master bedroom') and return a cleaned version. Rule-based, free, unlimited. Not legal advice.",
      "inputSchema": {
        "properties": {
          "text": {
            "type": "string"
          }
        },
        "required": [
          "text"
        ],
        "type": "object"
      },
      "name": "check_fair_housing_wording"
    },
    {
      "description": "Write an MLS-ready real estate listing (headline, 120-180 word description, social caption) from property facts, in English, Korean or Spanish. Fair-Housing-safe wording (describes the property, never the ideal buyer; 'primary bedroom' not 'master'). Does not invent facts. Free: 3 per day. Unlimited-style use (1,000/month): pass a ListingLane Pro key (9 USDC/month).",
      "inputSchema": {
        "properties": {
          "highlights": {
            "description": "Features: renovated kitchen, fenced yard, near transit...",
            "type": "string"
          },
          "language": {
            "default": "en",
            "enum": [
              "en",
              "ko",
              "es"
            ],
            "type": "string"
          },
          "listing_type": {
            "default": "For sale",
            "enum": [
              "For sale",
              "For rent"
            ],
            "type": "string"
          },
          "pro_key": {
            "description": "Optional ListingLane Pro key (LL-...)",
            "type": "string"
          },
          "property": {
            "description": "Property type and location, e.g. '3-bed townhouse, Austin TX'",
            "type": "string"
          },
          "specs": {
            "description": "Beds / baths / sq ft, e.g. '3 / 2.5 / 1,850'",
            "type": "string"
          },
          "tone": {
            "default": "Professional",
            "enum": [
              "Professional",
              "Warm",
              "Luxury",
              "Concise"
            ],
            "type": "string"
          }
        },
        "required": [
          "property",
          "highlights"
        ],
        "type": "object"
      },
      "name": "write_listing_description"
    }
  ]
}

What the leaf hashes

{"body":"9f9016c3d7999559e08365f5f8066c332102aa48c278b3e3ec044cc7465fd633","id":1536905,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793480674110039,"prev":null,"subject":"674b7443-19a5-4824-aa62-5ef961b9d6ab","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0xd9c6964fdd84fdcd7999238a46e479d7d1762af48b2ef405feb5c20a41cdbdf7
2. 0x9ed8702617097f02ae7d70103dd02ec2c3e44903ea6459959c4ce77c6f26e0f3
3. 0x2e5c54944ec453ff650780553a06224751e0e5a521a6986d8f6f25f32b90b21d
4. 0x6d80d3b951199667d488dee896707852efa851e4945bc437e2718705b39ce6da
5. 0xe3fa7892c1926c0b5c0428c466715fc89ee9093731ee2d68ad1ea496e67a687b
6. 0xe130e9341cbc69f771a3c559f18292f7bae9755b6fd10cae4a3bb7d3577baab8
7. 0x38ce53af24b2d0aa604c5c3bbdee0ed86d22f7668c549709d2bfbece3de9593b
8. 0xfbb84ac8b1721d88883666467141753b1c5cdf5a49908b5016ea34d9360bc1c7
9. 0x910b3f5cd05aa75f9c92a3a44e22bd5dc5e10d733a029e53b3bc9467a619320c
10. 0x35d233fe3f6c16f09233fc051971d300a13c19e2fb3b37a5a4208ee76dcef948
11. 0x6a89d2b2dbbb089dd1c842fbf3bde3b2be97eeec1113eb7653a0eebb400e447d
12. 0x0c06adadf19f919a9d5dc3e0de4a333ea84b77c73233c4564014b6745a7cb638
13. 0x38ff5931db651d605476dd5d3ea00904e0ec5807919810f7803011a660e48abe
14. 0x33d6b05cf42539c0ad2d9f9d3b99e4003beca3e59b45affa3d20cf6d400d4bbf
15. 0xad3f03d7f9e1b66264ddfca29446faf13bc0fee7d8eec5f018d0d45302d3f8fd
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0