Silvia O
type: MusicGroup
genre: colombian pop
genre: rock en español
popularity: 12
followers: 535
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1774cc45c84d8068bbee3ffb2235e233f37efef753150689da4d69f47beb8475
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953620
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953620
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/210bde9a-0418-4f19-bc03-3812431eb5cd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/210bde9a-0418-4f19-bc03-3812431eb5cd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/210bde9a-0418-4f19-bc03-3812431eb5cd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T09:36:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1774cc45c84d8068bbee3ffb2235e233f37efef753150689da4d69f47beb8475","name":"Silvia O","registered_at":"2026-06-14T07:51:17Z","symbol":"NIM0386917","token_address":"0xd75e033d074f29565a208894f2250c9659e25467","type":"artist","uuid":"210bde9a-0418-4f19-bc03-3812431eb5cd"}
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 0x1774cc45c84d8068bbee3ffb2235e233f37efef753150689da4d69f47beb8475. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/210bde9a-0418-4f19-bc03-3812431eb5cd.json and https://artists.proofprofile.net/proofs/artist/210bde9a-0418-4f19-bc03-3812431eb5cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
  text: {"copyright_id":"0x1774cc45c84d8068bbee3ffb2235e233f37efef753150689da4d69f47beb8475","name":"Silvia O","registered_at":"2026-06-14T07:51:17Z","symbol":"NIM0386917","token_address":"0xd75e033d074f29565a208894f2250c9659e25467","type":"artist","uuid":"210bde9a-0418-4f19-bc03-3812431eb5cd"}
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