e Sam
type: MusicGroup
popularity: 7
followers: 3286
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e53b9d4ef022e81a62f487c0081d4869c202270b9a2a894538d4508fc44427d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954603
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954603
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c1d8588e-5884-4d0e-9921-dbca2ead9547.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c1d8588e-5884-4d0e-9921-dbca2ead9547.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c1d8588e-5884-4d0e-9921-dbca2ead9547
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T21:47:54Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3e53b9d4ef022e81a62f487c0081d4869c202270b9a2a894538d4508fc44427d","name":"e Sam","registered_at":"2026-06-20T19:23:32Z","symbol":"NIM1693595","token_address":"0x457ea4bbd596a413b43762f5f243898f81412817","type":"artist","uuid":"c1d8588e-5884-4d0e-9921-dbca2ead9547"}
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 0x3e53b9d4ef022e81a62f487c0081d4869c202270b9a2a894538d4508fc44427d. Chain 2 (Bitcoin): anchored in block 954603 (2026-06-20T21:47:54Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c1d8588e-5884-4d0e-9921-dbca2ead9547.json and https://artists.proofprofile.net/proofs/artist/c1d8588e-5884-4d0e-9921-dbca2ead9547.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T21:47:54Z
  text: {"copyright_id":"0x3e53b9d4ef022e81a62f487c0081d4869c202270b9a2a894538d4508fc44427d","name":"e Sam","registered_at":"2026-06-20T19:23:32Z","symbol":"NIM1693595","token_address":"0x457ea4bbd596a413b43762f5f243898f81412817","type":"artist","uuid":"c1d8588e-5884-4d0e-9921-dbca2ead9547"}
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