Narciso & Gerundino
type: MusicGroup
popularity: 12
followers: 357
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f010badaa603994482fb319df8e69e10ae93effb359b65cd0f798d8bd58acd4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7fea57b4-af6e-473f-8a4a-3f55d5a6076f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7fea57b4-af6e-473f-8a4a-3f55d5a6076f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7fea57b4-af6e-473f-8a4a-3f55d5a6076f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1f010badaa603994482fb319df8e69e10ae93effb359b65cd0f798d8bd58acd4","name":"Narciso & Gerundino","registered_at":"2026-06-14T17:54:57Z","symbol":"NIM0530900","token_address":"0x27ad83959debc4a8e2e95549f3e64687a4fc90a0","type":"artist","uuid":"7fea57b4-af6e-473f-8a4a-3f55d5a6076f"}
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 0x1f010badaa603994482fb319df8e69e10ae93effb359b65cd0f798d8bd58acd4. Chain 2 (Bitcoin): anchored in block 953714 (2026-06-15T00:43:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7fea57b4-af6e-473f-8a4a-3f55d5a6076f.json and https://artists.proofprofile.net/proofs/artist/7fea57b4-af6e-473f-8a4a-3f55d5a6076f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T00:43:59Z
  text: {"copyright_id":"0x1f010badaa603994482fb319df8e69e10ae93effb359b65cd0f798d8bd58acd4","name":"Narciso & Gerundino","registered_at":"2026-06-14T17:54:57Z","symbol":"NIM0530900","token_address":"0x27ad83959debc4a8e2e95549f3e64687a4fc90a0","type":"artist","uuid":"7fea57b4-af6e-473f-8a4a-3f55d5a6076f"}
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  type: MusicAlbum
  date published: 2019-10-18
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  type: MusicAlbum
  date published: 2020-01-31
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  type: MusicAlbum
  date published: 2020-02-21
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  type: MusicAlbum
  date published: 2020-02-21
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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