Marie-Noëlle De Callataÿ
type: MusicGroup
genre: requiem
popularity: 6
followers: 39
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x174858b4480a5485399d251d3c65e2e8776dc7cc6ba7c52abf9b8bf92e94d929. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4e2cc2ec-e02e-4bbc-baf8-255dd0a03f76.json and https://artists.proofprofile.net/proofs/artist/4e2cc2ec-e02e-4bbc-baf8-255dd0a03f76.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
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album: Arias for Soprano, Trumpet and Organ
  type: MusicAlbum
  date published: 1991-01-01
track: Requiem in D Minor, K. 626: III. Sequenz, 2. Tuba mirum (Soprano, Alto, Tenor, Bass)
track: Requiem in D Minor, K. 626: IV. Offertorium, No. 1, Domine Jesu (Chorus, Soprano, Alto, Tenor, Bass)
track: Requiem in D Minor, K. 626: I. Introitus. Requiem aeternam (Chorus, Soprano)
track: Requiem in D Minor, K. 626: III. Sequenz, 4. Recordare (Soprano, Alto, Tenor, Bass)
track: Requiem in D Minor, K. 626: VI. Benedictus (Chorus, Soprano, Alto, Tenor, Bass)
track: Requiem in D Minor, K. 626: VIII. Communio. Lux aeterna (Chorus, Soprano)
track: L'Orfeo, SV 318, Atto I: Vieni, Imeneo (Coro di Ninfe)

Requiem in D Minor, K. 626: III. Sequenz, 2. Tuba mirum (Soprano, Alto, Tenor, Bass)
type: MusicRecording
duration: PT3M40S
duration ms: 220240
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
by artist: Jos van Veldhoven
by artist: Marie-Noëlle De Callataÿ
by artist: Annette Markert
by artist: Robert Getchell
by artist: Peter Harvey
in album: Mozart: Requiem - J. C. Bach: Introitus & Kyrie der Totenmesse
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: classical-era
isrc code: NLA460710578
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x814edf37196de01271d275b957df614d774582ebf7ce7eb3d846c57f167c22d5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLA460710578.
  date published: 2026-07-08T03:53:27Z
audio: Requiem in D Minor, K. 626: III. Sequenz, 2. Tuba mirum (Soprano, Alto, Tenor, Bass)
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Requiem in D Minor, K. 626: IV. Offertorium, No. 1, Domine Jesu (Chorus, Soprano, Alto, Tenor, Bass)
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duration: PT3M36S
duration ms: 216266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
by artist: Jos van Veldhoven
by artist: Marie-Noëlle De Callataÿ
by artist: Annette Markert
by artist: Robert Getchell
by artist: Peter Harvey
in album: Mozart: Requiem - J. C. Bach: Introitus & Kyrie der Totenmesse
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: classical-era
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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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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe28ead8a00ae68dad268215fdd9f3e46b5f2663cdd76d1badc8c0f6c58d2040f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLA460710583.
  date published: 2026-07-08T03:53:27Z
audio: Requiem in D Minor, K. 626: IV. Offertorium, No. 1, Domine Jesu (Chorus, Soprano, Alto, Tenor, Bass)
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  additional property: Tempo (BPM)
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  additional property: Acousticness
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Requiem in D Minor, K. 626: I. Introitus. Requiem aeternam (Chorus, Soprano)
type: MusicRecording
duration: PT4M44S
duration ms: 284320
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
by artist: Jos van Veldhoven
by artist: Marie-Noëlle De Callataÿ
in album: Mozart: Requiem - J. C. Bach: Introitus & Kyrie der Totenmesse
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e7863e098bcc7e302b3a808ddd87f95207c0bda7d973021a795ea2da5a7091. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/NLA460710575.
  date published: 2026-07-29T21:09:47Z
audio: Requiem in D Minor, K. 626: I. Introitus. Requiem aeternam (Chorus, Soprano)
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  additional property: Tempo (BPM)
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isrc code: NLA460710575
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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

Requiem in D Minor, K. 626: III. Sequenz, 4. Recordare (Soprano, Alto, Tenor, Bass)
type: MusicRecording
duration: PT5M58S
duration ms: 358053
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
by artist: Jos van Veldhoven
by artist: Marie-Noëlle De Callataÿ
by artist: Annette Markert
by artist: Robert Getchell
by artist: Peter Harvey
in album: Mozart: Requiem - J. C. Bach: Introitus & Kyrie der Totenmesse
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T10:42:33Z
audio: Requiem in D Minor, K. 626: III. Sequenz, 4. Recordare (Soprano, Alto, Tenor, Bass)
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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

Requiem in D Minor, K. 626: VI. Benedictus (Chorus, Soprano, Alto, Tenor, Bass)
type: MusicRecording
duration: PT4M47S
duration ms: 287226
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
by artist: Jos van Veldhoven
by artist: Marie-Noëlle De Callataÿ
by artist: Annette Markert
by artist: Robert Getchell
by artist: Peter Harvey
in album: Mozart: Requiem - J. C. Bach: Introitus & Kyrie der Totenmesse
  type: MusicAlbum
  date published: 2002-01-01
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T00:26:26Z
audio: Requiem in D Minor, K. 626: VI. Benedictus (Chorus, Soprano, Alto, Tenor, Bass)
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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 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

Requiem in D Minor, K. 626: VIII. Communio. Lux aeterna (Chorus, Soprano)
type: MusicRecording
duration: PT5M31S
duration ms: 331600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Netherlands Bach Society
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