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 7 节点多方见证声明（去中心化背书）
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存证哈希:     0xf5122172f07cb4b5060f2db0823c0c203ec69bf296edd0856b9afe67a19881cb
存证区块:     #877145  (36e8f007470a7c1ef1652adbc47b85aa439b3b38da4f8f125b985bd8af14d2d1)
见证节点数:   7 / 7

每个独立验证节点在存证区块之后，用自己的私钥签名出了后续区块，
等价于各自确认了包含该存证的那条规范链。以下签名均可独立验签：

[SEALER 1 · 纽约]
  见证区块:   #877145  36e8f007470a7c1ef1652adbc47b85aa439b3b38da4f8f125b985bd8af14d2d1
  父区块:     4a319f95ba9fa6793f099a4e7c6a3e8d8ebd302664a8c475417723e8ed83a4e5
  签名者:     0x699e7f321E9e87eB29CfD9aE49D9F3d24e5c1ed6
  seal_hash:  0x2fd76dd831d7785c360b747e226e5f0c7ccaa47e6304c5a8a3b6ce8889d860d0
  签名:       0xb71fcdccdbc130eee8e0420515812bd3a8572bc63d4581e04dc38d688e9265ae2d2d9583bfcb0779eccdaedb6de6489f296c07d6ecc564aeb356b73dfd705efb01
  出块时间:   2026-11-02 21:46:24

[SEALER 2 · 东京]
  见证区块:   #877150  82a64bfadb3f68846293b9a084b98878f94df46b53682044819b0804b4c436ca
  父区块:     31f828243915509c46e86696286d1fef4e7c620577bb97df695a78e95c271bd6
  签名者:     0x5211E06b616179a19C0f0a6191F797c21362fa74
  seal_hash:  0x8ce1581da6f11fdad5bc41e78a9e99a8bfa0b492a47bf483406efa8e63df861a
  签名:       0x3e8366a3c79c66c830724dfc01c0e168095c35cd4b8de32d3d32654e37bb0e8344ea4ef61f97d455e5cc3a15fc18d0d06bb65b7e329558af9fb73877a57dcae601
  出块时间:   2026-11-02 21:46:49

[SEALER 3 · 纽约 · 应用/API]
  见证区块:   #877146  f55cd897ce1be52c32966ad65d355618bf50bd91d734bc1b013be3661e492753
  父区块:     36e8f007470a7c1ef1652adbc47b85aa439b3b38da4f8f125b985bd8af14d2d1
  签名者:     0x94A56E495C4Aeca6152D028C74531fD08409aE5a
  seal_hash:  0x84f824dc7d24d0f5a7a146523714ad40f6048279556d68dd23ec107f3ffa91e2
  签名:       0x1289bc28b76d33c40ba9813c26dda00424d7fc8e6a5245adef4afc11ec71a4c617f413f54ee28e7a6713a443e6100ee92b7a52c4ce2ef4d19ec227ea6e63647501
  出块时间:   2026-11-02 21:46:29

[SEALER 4 · 伦敦]
  见证区块:   #877151  9178ae5ddc46845ea389cfac576e2a4496352b7961672d77f122cc6a70e9315a
  父区块:     82a64bfadb3f68846293b9a084b98878f94df46b53682044819b0804b4c436ca
  签名者:     0x56e126F43E088F91A688356C0f6EA612f1062BCa
  seal_hash:  0x968777942591f5214feb3af4c1e9066d28d69f3f5d173869d84f64530e0f2754
  签名:       0x4cf311ddcf04d742a88f7c0e283c3df5019008c737a145da902b608f628ed93322e12b8d930eccede58cc8982f878144db32975db83acce3b289f86e7730137c00
  出块时间:   2026-11-02 21:46:54

[SEALER 5 · 洛杉矶]
  见证区块:   #877149  31f828243915509c46e86696286d1fef4e7c620577bb97df695a78e95c271bd6
  父区块:     70e654caf2758c33b7414d4c26d0f05753f08a4b0a933207ab9652d63f47a127
  签名者:     0x15D7f57452b040454EB10313C106fF7341B1AB25
  seal_hash:  0x0e5e2531b129f3b75c7a7b0d9b419007113a740f05705823fc594c6fcc73d2d3
  签名:       0xb88c15d5bc1d99d6eecead8afba512734ad04d75979552dc943dfd14d83d5190337e85d5caa0dabd53a0940e78231c12387540d2372d893148bb7f7b24c3b5b301
  出块时间:   2026-11-02 21:46:44

[SEALER 6 · 新加坡]
  见证区块:   #877147  f7bfc77f2ac3eb9336d7f10ca49aa746d367944004f3e2176e5f01f7060f4ee1
  父区块:     f55cd897ce1be52c32966ad65d355618bf50bd91d734bc1b013be3661e492753
  签名者:     0xdCf779bED21aDB778B7d27C6C711D98DF3bb89f3
  seal_hash:  0xcf70faa5ae332911ced358e3fa1448d8459db5ce96ae00bb94e9d992140613f1
  签名:       0x6ce48c5b9dc7d1ddc2d30f6a7556c1932e3de92ca04d72a84ecef52ff8702e340bc9e53430f32fc829329678bc5e6b56d431762831abe17ba16fac669599c7fd00
  出块时间:   2026-11-02 21:46:34

[SEALER 7 · 香港]
  见证区块:   #877148  70e654caf2758c33b7414d4c26d0f05753f08a4b0a933207ab9652d63f47a127
  父区块:     f7bfc77f2ac3eb9336d7f10ca49aa746d367944004f3e2176e5f01f7060f4ee1
  签名者:     0xf01D5aD1Cab623b30A27637b30A9c7F7FdC6b6A9
  seal_hash:  0x91a5310eae76d29c87f120cb6eb04b59cae7c3af88fee322d516ebeb14fda59f
  签名:       0x4c05d53110457ea54153f2d5e556bcbadf419802bd7065fc817aa8f093c9df24584fe1b90e4f564552a53c9aaf886666b5cc7f0b61fa6155dc68f172bb2f6a8601
  出块时间:   2026-11-02 21:46:39

验签方法: ecrecover(keccak(rlp(header)), r,s,v) == signer；
          并沿 parent_hash 回溯至存证区块哈希。
说明: 存证≠确权，本见证仅证明多节点确认该存证所在链，权属以行政登记为准。
