Afro Blue
type: MusicGroup
description: thumb|right|220px|Mongo Santamaria, 1969 "Afro Blue" is a jazz standard composed by Mongo Santamaría. Santamaria version Mongo Santamaria recorded his composition "Afro Blue" in 1959 when playing wi
popularity: 10
followers: 4533
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2eb5d4cdd6b0a623ab887b30d316916b66c5f84c5acbf40132e63f7d13d054b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953955
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953955
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/25202b52-b200-461e-8e9f-7c0c9608dad2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/25202b52-b200-461e-8e9f-7c0c9608dad2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/25202b52-b200-461e-8e9f-7c0c9608dad2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T14:29:53Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2eb5d4cdd6b0a623ab887b30d316916b66c5f84c5acbf40132e63f7d13d054b9","name":"Afro Blue","registered_at":"2026-06-16T02:23:26Z","symbol":"NIM0907634","token_address":"0x3dba7033100ce1bd68cfaf6c5a15bf727a030e1a","type":"artist","uuid":"25202b52-b200-461e-8e9f-7c0c9608dad2"}
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 0x2eb5d4cdd6b0a623ab887b30d316916b66c5f84c5acbf40132e63f7d13d054b9. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/25202b52-b200-461e-8e9f-7c0c9608dad2.json and https://artists.proofprofile.net/proofs/artist/25202b52-b200-461e-8e9f-7c0c9608dad2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
  text: {"copyright_id":"0x2eb5d4cdd6b0a623ab887b30d316916b66c5f84c5acbf40132e63f7d13d054b9","name":"Afro Blue","registered_at":"2026-06-16T02:23:26Z","symbol":"NIM0907634","token_address":"0x3dba7033100ce1bd68cfaf6c5a15bf727a030e1a","type":"artist","uuid":"25202b52-b200-461e-8e9f-7c0c9608dad2"}
album: An Afro Blue Christmas
  type: MusicAlbum
  date published: 2014-12-01
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  type: MusicAlbum
  date published: 2017-04-01
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2020-02-29
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2020-12-09
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  type: MusicAlbum
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  type: MusicAlbum
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