Nicanor Abelardo
type: MusicGroup
description: Nicanor Santa Ana Abelardo (February 7, 1893 – March 21, 1934) was a Filipino composer known for his kundiman songs. Biography Early life Nicanor Abelardo was born in San Miguel de Mayumo, Bulac
popularity: 10
followers: 377
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d028ec6ecff7044bcf6d6b2113cee53146b982609bd50fa5d049c3d87b1efa1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954553
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954553
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ab634709-40ee-47a4-8991-1c5c2c335c0e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ab634709-40ee-47a4-8991-1c5c2c335c0e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ab634709-40ee-47a4-8991-1c5c2c335c0e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T11:51:30Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2d028ec6ecff7044bcf6d6b2113cee53146b982609bd50fa5d049c3d87b1efa1","name":"Nicanor Abelardo","registered_at":"2026-06-20T09:41:47Z","symbol":"NIM1582962","token_address":"0x5641299f0855c4198835d8cdf5a22be8167d1dc2","type":"artist","uuid":"ab634709-40ee-47a4-8991-1c5c2c335c0e"}
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 0x2d028ec6ecff7044bcf6d6b2113cee53146b982609bd50fa5d049c3d87b1efa1. Chain 2 (Bitcoin): anchored in block 954555 (2026-06-20T12:10:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ab634709-40ee-47a4-8991-1c5c2c335c0e.json and https://artists.proofprofile.net/proofs/artist/ab634709-40ee-47a4-8991-1c5c2c335c0e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:10:20Z
  text: {"copyright_id":"0x2d028ec6ecff7044bcf6d6b2113cee53146b982609bd50fa5d049c3d87b1efa1","name":"Nicanor Abelardo","registered_at":"2026-06-20T09:41:47Z","symbol":"NIM1582962","token_address":"0x5641299f0855c4198835d8cdf5a22be8167d1dc2","type":"artist","uuid":"ab634709-40ee-47a4-8991-1c5c2c335c0e"}
album: First Nocturne in C# Minor (Piano Cover)
  type: MusicAlbum
  date published: 2022-03-01
album: Cavatina (For Piano Solo)
  type: MusicAlbum
  date published: 2022-08-17
album: Mutya ng Pasig
  type: MusicAlbum
  date published: 2025-07-25
album: First Nocturne
  type: MusicAlbum
  date published: 2025-09-02