John Iveson
type: MusicGroup
genre: chamber music
popularity: 2
followers: 26
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  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
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  date published: 2026-06-19T03:22:39Z
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album: Christmas Crackers
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  date published: 2022-12-02
track: Tico Tico (arr. for brass ensemble)
track: A Carol Fantasy (arr. J. Iveson for brass quintet)
track: Jingle Bells - Deck the Halls (arr. J. Iveson for brass quintet)
track: 3 Equali, WoO 30: 2. Poco adagio

Tico Tico (arr. for brass ensemble)
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duration: PT4M5S
duration ms: 245706
explicit: false
by artist: Zequinha De Abreu
by artist: John Iveson
by artist: Kaspar-Laurenz Martig
by artist: Young German Brass Soloists
by artist: Walter Hilgers
in album: Young German Brass Soloists: Just for Fun
  type: MusicAlbum
  date published: 2004-01-01
isrc code: DET900404615
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd79c321b81e373eea38b97bd6d96481bd74bab10a2866563319c5f1de7a7e613. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DET900404615.
  date published: 2026-07-08T03:20:19Z
audio: Tico Tico (arr. for brass ensemble)
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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    value: Bb
  additional property: Mode Name
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A Carol Fantasy (arr. J. Iveson for brass quintet)
type: MusicRecording
duration: PT3M43S
duration ms: 223706
explicit: false
by artist: Traditional
by artist: John Iveson
by artist: Linne Quintet
in album: Jul med Linnekvintetten
  type: MusicAlbum
  date published: 2015-05-26
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: SEBAA1300803
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf14172abc349316c67e4fcf5a365db88e9eab837b9e7f0bb47da4cfa4c80b327. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1300803.
  date published: 2026-06-13T12:47:07Z
audio: A Carol Fantasy (arr. J. Iveson for brass quintet)
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Jingle Bells - Deck the Halls (arr. J. Iveson for brass quintet)
type: MusicRecording
duration: PT3M2S
duration ms: 182853
explicit: false
by artist: Traditional
by artist: John Iveson
by artist: Linne Quintet
in album: Jul med Linnekvintetten
  type: MusicAlbum
  date published: 2015-05-26
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: SEBAA1300807
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: Jingle Bells - Deck the Halls (arr. J. Iveson for brass quintet)
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3 Equali, WoO 30: 2. Poco adagio
type: MusicRecording
duration: PT1M3S
duration ms: 63773
explicit: false
by artist: Ludwig van Beethoven
by artist: Raymond Brown
by artist: John Iveson
by artist: Roger Brenner
by artist: Raymond Premru
in album: "A Bright Sunday" with Beethoven
  type: MusicAlbum
  date published: 2024-12-08
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1aa302dfb64503d21e19fda51ed67ef2ed30d1b995e4ffa4261b2d4857db61c. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077011551.
  date published: 2026-07-31T15:20:15Z
audio: 3 Equali, WoO 30: 2. Poco adagio
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isrc code: GBF077011551
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch