Bolin
type: MusicGroup
description: Bolin is a surname or given name. Given name Bolin Chetia, Indian politician Chen Bolin (born 1983), Taiwanese actor Chi Po-lin (1964–2017), Taiwanese documentary filmmaker Liu Bolin (born 1973), Ch
popularity: 21
followers: 180
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f60132d67ed1ff01b09a23305258fafe3b4e3e1742ca21583f37baf2ffa45de
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/52c8d4f1-f50f-4f28-acf1-cc46b45b652f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/52c8d4f1-f50f-4f28-acf1-cc46b45b652f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/52c8d4f1-f50f-4f28-acf1-cc46b45b652f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f60132d67ed1ff01b09a23305258fafe3b4e3e1742ca21583f37baf2ffa45de. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/52c8d4f1-f50f-4f28-acf1-cc46b45b652f.json and https://artists.proofprofile.net/proofs/artist/52c8d4f1-f50f-4f28-acf1-cc46b45b652f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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  type: MusicAlbum
  date published: 2018-01-01
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  type: MusicAlbum
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  type: MusicAlbum
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