Harmony
type: MusicGroup
genre: christian hip hop
genre: east coast hip hop
description: thumb|right|upright=1.35|Barbershop quartets, such as this US Navy Band ensemble, sing four-part pieces, made up of a melody line (normally the lead) and three harmony parts. In music, harmony is the
popularity: 4
followers: 9
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24516ecca35c31ecf26dd5cfc9d4adc5e56dae18b0aae0baaf30fdb68185e749
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953918
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953918
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1af0d7a6-c54c-456e-b22d-d160af3fb17d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1af0d7a6-c54c-456e-b22d-d160af3fb17d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1af0d7a6-c54c-456e-b22d-d160af3fb17d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T08:55:04Z
additional property: OTSCanonicalRecord
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 0x24516ecca35c31ecf26dd5cfc9d4adc5e56dae18b0aae0baaf30fdb68185e749. 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/1af0d7a6-c54c-456e-b22d-d160af3fb17d.json and https://artists.proofprofile.net/proofs/artist/1af0d7a6-c54c-456e-b22d-d160af3fb17d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
album: If You Alone
  type: MusicAlbum
  date published: 2004-01-01
album: Reflections - EP
  type: MusicAlbum
  date published: 2006-01-01
album: Reflections
  type: MusicAlbum
  date published: 2007-01-01
album: Nature Sounds
  type: MusicAlbum
  date published: 2010-01-01