Evidence row 561469

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "Get the direct children of a haplogroup (for level-by-level traversal). Use limit for the N largest subclades only. 获取直接子节点（逐层遍历）；可用 limit 只看最大的 N 个分支。",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "Return only the N largest children by size (default: all). / 只返回规模最大的 N 个直接子节点，默认全部",
            "type": "integer"
          },
          "name": {
            "description": "Haplogroup name or hid / 单倍群名称或 hid",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "children_haplogroups"
    },
    {
      "description": "Get service meta: summary, auth, dataset size (haplogroups / mutation records), and the tool list. 获取本服务元信息：简介、鉴权、数据集规模、工具清单。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_api_info"
    },
    {
      "description": "Get a single haplogroup by name / hid / SNP. 按名称/hid/SNP 获取单个单倍群详情。",
      "inputSchema": {
        "properties": {
          "name": {
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "get_haplogroup"
    },
    {
      "description": "Get the lineage chain from a haplogroup up to ROOT. Use limit to fetch only the most recent N levels (e.g. limit=2 for the node + its parent). 获取某单倍群上溯到 ROOT 的谱系链；可用 limit 只取最近 N 级（如 limit=2 即该节点与其直接父级）。",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "Return only the most recent N levels (default: all). / 只返回最近 N 级，默认全部",
            "type": "integer"
          },
          "name": {
            "description": "Haplogroup name or hid / 单倍群名称或 hid",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "get_haplogroup_lineage"
    },
    {
      "description": "List a haplogroup defining (equivalent) mutations (paternal / Y tree only). 获取某单倍群的等价突变（defining SNPs）列表（仅父系 Y 树）。",
      "inputSchema": {
        "properties": {
          "compact": {
            "default": 0,
            "description": "1=compact fields only (snpid,snpname,haplogroup), much smaller / 1=仅返回精简字段，显著缩小体积",
            "type": "integer"
          },
          "fields": {
            "description": "Custom fields (comma-separated), e.g. \"snpname,location\" / 自定义返回字段",
            "type": "string"
          },
          "include_under_observation": {
            "default": 0,
            "type": "integer"
          },
          "name": {
            "type": "string"
          },
          "page": {
            "default": 1,
            "type": "integer"
          },
          "per_page": {
            "default": 200,
            "maximum": 500,
            "type": "integer"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "get_haplogroup_mutations"
    },
    {
      "description": "Search or list paternal haplogroups by fuzzy name and/or parent, with stable ordering for full pagination (order=name recommended). 搜索/列出父系单倍群：按名称模糊匹配、按父节点筛选，稳定排序可完整枚举。",
      "inputSchema": {
        "properties": {
          "exclude_mf": {
            "default": 0,
            "description": "1=exclude MagicCube (MF) names (matches the site); default 0 keeps all / 1=排除魔方(MF)名，默认0保留全部",
            "type": "integer"
          },
          "level": {
            "type": "integer"
          },
          "name": {
            "description": "Fuzzy name match, e.g. O-F15365 / 名称模糊匹配",
            "type": "string"
          },
          "order": {
            "default": "endcounts",
            "enum": [
              "name",
              "endcounts",
              "level",
              "ages",
              "view_count",
              "snpcount"
            ],
            "type": "string"
          },
          "order_dir": {
            "default": "desc",
            "enum": [
              "asc",
              "desc"
            ],
            "type": "string"
          },
          "page": {
            "default": 1,
            "type": "integer"
          },
          "parent": {
            "description": "Parent node (name/hid); returns only its direct children / 父节点（名称/hid），只返回直接子节点",
            "type": "string"
          },
          "per_page": {
            "default": 50,
            "maximum": 200,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "list_haplogroups"
    },
    {
      "description": "Resolve a SNP name to its haplogroup and return equivalent names (merged-name variants supported). 将 SNP 名解析到所属单倍群并返回等价名。",
      "inputSchema": {
        "properties": {
          "snpname": {
            "type": "string"
          }
        },
        "required": [
          "snpname"
        ],
        "type": "object"
      },
      "name": "resolve_snp"
    },
    {
      "description": "Batch-resolve up to 200 SNP names to their haplogroups (for reading a whole Y-SNP panel). 批量解析多个 SNP 名到所属单倍群（≤200/次）。",
      "inputSchema": {
        "properties": {
          "snpnames": {
            "description": "Array of SNP names, e.g. [\"M269\",\"M122\",\"F15365\"] / SNP 名数组",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "snpnames"
        ],
        "type": "object"
      },
      "name": "resolve_snps"
    },
    {
      "description": "Get a haplogroup subtree. Defaults to 6 levels (matches the site); small branches (root endcounts<=600) fully expand; max_depth overrides. Truncated boundary nodes carry has_children. 取子树：默认 6 层，小支(endcounts<=600)全展开，可传 max_depth；截断边界带 has_children。",
      "inputSchema": {
        "properties": {
          "max_depth": {
            "description": "Max levels relative to root (optional). Default 6; unlimited if root endcounts<=600 / 相对根最大层数（可选），默认6",
            "type": "integer"
          },
          "name": {
            "description": "Subtree root name/hid / 子树根节点名称/hid",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "subtree_haplogroups"
    }
  ]
}

What the leaf hashes

{"body":"0903f9f746ec3587d8f30baa6e451f9f2869fca374fca4ba6780a8ce60bd49c1","id":561469,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793137135744464,"prev":null,"subject":"98abb76c-0114-4606-a00b-8c6e5115fdc2","subject_kind":"endpoint"}

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. 0x9927966e0daccb540e95bc85710615ba12f16daded31151bf9eb45035a98cf55
2. 0xbf0d83f52445f7bd19f35d2a9075cc7e36d9a161b7d16e44f7d87fb5ebc001f6
3. 0xaf675e412bfe193324412c66d3d3c2286fb161e464bf2bf5afb65c87cdea2355
4. 0x1257bddd7588daeb12394ced278f5f6fe9aae0711c39e52aacaa4f7007767121
5. 0x2eeebc0f7d1c038aaebfa502e8916e333d572e8ebd7f572502f38b68d9f19840
6. 0xc581a8207a2985465c49a3fb957e2852383f765004d33f4437d3436a35ff0de5
7. 0x1d45c45369d74f8849007aed0dd1e05d2404e07562c7ce2fae53f026230d14e5
8. 0x4ffb3f0f53f8bfb419485262a948e082e30462cd974dad54c43cfe1348cd627b
9. 0xc86f45bb010c013842a08e86af6c996a9ed13c7816b5e65e26b0925e216565fc
10. 0x6c8bb830dc669ee5908cc4dd31fc1d0eb7e678ddba88165aeaf2cb52ca52788f
11. 0xc20f230e6a5e6bcd62065b3cf5e6a893589ba117af49ef95dd2bdfe194a358dd
12. 0xff66a3c0db6d61623a5ee399a8625355b32e95a4eb77e6d9f9ca4ae4dcbc5937
13. 0xfe6d2e9a468b7e99de9162a2ef30ac0b0e3b318387b4356bf524493aa67b295b
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4