Jean-Marc Giffin
type: MusicGroup
popularity: 14
followers: 231
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additional property: OTSVerifyInstructions
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x366a68f23a80ba0f4289799a2a0e04c2b499de3ed4aa1c613696d66cfe14e3a5. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/561ad626-d57f-4465-9eb0-aac2da8efe1d.json and https://artists.proofprofile.net/proofs/artist/561ad626-d57f-4465-9eb0-aac2da8efe1d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
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album: Sentinels of the Multiverse: The Soundtrack (Volume 1)
  type: MusicAlbum
  date published: 2015-02-02
album: Sentinels of the Multiverse: The Soundtrack, Vol. 2 (Rook City)
  type: MusicAlbum
  date published: 2015-06-22
album: Sentinels of the Multiverse: The Soundtrack, Vol. 3 (Infernal Relics)
  type: MusicAlbum
  date published: 2015-08-17
album: Sentinels of the Multiverse: The Soundtrack, Vol. 4 (Shattered Timelines)
  type: MusicAlbum
  date published: 2016-02-02
album: Sentinels of the Multiverse: The Soundtrack, Vol. 5 (Wrath of the Cosmos)
  type: MusicAlbum
  date published: 2016-06-07
album: Sentinels of the Multiverse: The Soundtrack, Vol. 6 (Vengeance)
  type: MusicAlbum
  date published: 2017-05-31
album: Lazer Ryderz
  type: MusicAlbum
  date published: 2017-07-19
album: Villains of the Multiverse: The Soundtrack, Vol. 7
  type: MusicAlbum
  date published: 2017-11-22
album: Sentinels of the Multiverse: The Soundtrack (Volume 8 - OblivAeon)
  type: MusicAlbum
  date published: 2019-04-19
album: Heroes of the Multiverse (Season One)
  type: MusicAlbum
  date published: 2020-10-14
album: Spirit Island (Original Soundtrack)
  type: MusicAlbum
  date published: 2020-12-04
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    by artist: Jean-Marc Giffin
    in album: Spirit Island (Original Soundtrack)
      type: MusicAlbum
      date published: 2020-12-04
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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
    subject of: OpenTimestamps Proof of Existence
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd37395d8c2ffb25251eac455ac8abcdc441c0fcc4439f9bd64d0d0c1084dd1c7. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/TCAFG2085818.
      date published: 2026-07-05T18:48:28Z
    audio: Spirit Island Theme
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        value: 4
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  track: River Surges in Sunlight
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    duration: PT6M28S
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    explicit: false
    by artist: Jean-Marc Giffin
    in album: Spirit Island (Original Soundtrack)
      type: MusicAlbum
      date published: 2020-12-04
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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
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T22:14:35Z
    audio: River Surges in Sunlight
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  track: Ocean's Hungry Grasp
album: Sentinels of Earth-Prime (Original Game Soundtrack)
album: Aeon's End (Original Game Soundtrack)
album: Aeon's End (Original Game Soundtrack), Vol. 2
album: One Deck Galaxy (Original Game Soundtrack)

Mode (Major/Minor)
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Danceability
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Energy
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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value: Bb

Mode Name
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Ocean's Hungry Grasp
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duration: PT6M28S
duration ms: 388000
explicit: false
by artist: Jean-Marc Giffin
in album: Spirit Island (Original Soundtrack)
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isrc code: TCAFG2085838
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43558127ffaafe781248bbd37e8863e860119c2f1ccb485bdfe55449bacfb659. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/TCAFG2085838.
  date published: 2026-07-05T01:12:41Z
audio: Ocean's Hungry Grasp
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  additional property: Acousticness
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  additional property: Key Name
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    type: PropertyValue
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Sentinels of Earth-Prime (Original Game Soundtrack)
type: MusicAlbum
date published: 2023-11-02

Aeon's End (Original Game Soundtrack)
type: MusicAlbum
date published: 2023-12-13

Aeon's End (Original Game Soundtrack), Vol. 2
type: MusicAlbum
date published: 2023-12-18

One Deck Galaxy (Original Game Soundtrack)
type: MusicAlbum
date published: 2024-09-03