Georges Delvallée
type: MusicGroup
genre: chamber music
description: thumb| Georges Delvallée (born 15 March 1937 at Fourmies, Nord is a French organist. A student of Alfred Cortot, Delvallée prepared his licence for concert at the École normale de musique de Paris.
popularity: 3
followers: 228
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d189b9c7567d52a5afbcc1200f6d7e89b9c4c540d718053fc73c7e031357820
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953896
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953896
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/10e9d2a5-959a-414f-8a41-f816ac95037c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/10e9d2a5-959a-414f-8a41-f816ac95037c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/10e9d2a5-959a-414f-8a41-f816ac95037c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T06:05:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6d189b9c7567d52a5afbcc1200f6d7e89b9c4c540d718053fc73c7e031357820","name":"Georges Delvallée","registered_at":"2026-06-15T19:21:31Z","symbol":"NIM0806942","token_address":"0xac4550cbfb6744872e6e0311e1dcd2ea1ec84842","type":"artist","uuid":"10e9d2a5-959a-414f-8a41-f816ac95037c"}
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 0x6d189b9c7567d52a5afbcc1200f6d7e89b9c4c540d718053fc73c7e031357820. Chain 2 (Bitcoin): anchored in block 953896 (2026-06-16T06:05:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/10e9d2a5-959a-414f-8a41-f816ac95037c.json and https://artists.proofprofile.net/proofs/artist/10e9d2a5-959a-414f-8a41-f816ac95037c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T06:05:56Z
  text: {"copyright_id":"0x6d189b9c7567d52a5afbcc1200f6d7e89b9c4c540d718053fc73c7e031357820","name":"Georges Delvallée","registered_at":"2026-06-15T19:21:31Z","symbol":"NIM0806942","token_address":"0xac4550cbfb6744872e6e0311e1dcd2ea1ec84842","type":"artist","uuid":"10e9d2a5-959a-414f-8a41-f816ac95037c"}
album: Tournemire-Symphonies pour orgue-Delvallee
  type: MusicAlbum
  date published: 2002-01-01
album: Tournemire par Georges Delvallée
  type: MusicAlbum
  date published: 1991-04-15
  track: L'orgue mystique, Cycle après la pentecôte, Op. 57: Office du 15ème dimanche après la pentecôte (No. 41) offertoire
album: Tournemire: L'orgue mystique (Aux grandes orgues de la cathédrale d'Orléans)
  type: MusicAlbum
  date published: 1982-01-01
  track: Tournemire: L'orgue mystique, Cycle de Noël, Op. 55: Office No. 4 "De Dominica infra Octavam Nativitatis": I. Prélude à l'introït
    type: MusicRecording
    duration: PT1M36S
    duration ms: 96013
    explicit: false
    by artist: Charles Tournemire
    by artist: Bernard Foccroulle
    in album: Tournemire: L'orgue mystique (Aux grandes orgues de la cathédrale d'Orléans)
      type: MusicAlbum
      date published: 1982-01-01
    popularity: 0
    genre: classical-organ
    isrc code: FRZ201902199
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-22T19:34:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x22aa037e53800d4441cc088f0088d44986e2682e215ad7e07bcc62d66056088d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957120
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957120
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201902199
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:22:41Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22aa037e53800d4441cc088f0088d44986e2682e215ad7e07bcc62d66056088d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/FRZ201902199.
      date published: 2026-07-08T03:22:41Z
    audio: Tournemire: L'orgue mystique, Cycle de Noël, Op. 55: Office No. 4 "De Dominica infra Octavam Nativitatis": I. Prélude à l'introït
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 102.2
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.102
      additional property: Energy
        type: PropertyValue
        value: 0.006
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.962
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.917
      additional property: Liveness
        type: PropertyValue
        value: 0.127
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.159
      additional property: Loudness (dB)
        type: PropertyValue
        value: -37.14
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Tournemire: L'orgue mystique, Cycle de Noël, Op. 55: Office No. 4 "De Dominica infra Octavam Nativitatis": III. Élévation
    type: MusicRecording
    duration: PT1M19S
    duration ms: 79360
    explicit: false
    by artist: Charles Tournemire
    by artist: Bernard Foccroulle
    in album: Tournemire: L'orgue mystique (Aux grandes orgues de la cathédrale d'Orléans)
      type: MusicAlbum
      date published: 1982-01-01
    popularity: 0
    genre: classical-organ
    isrc code: FRZ201902201
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-19T09:05:21+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdecaf228c8eb1221355f48576e16561456a94e0a83fdc1f0a503d99e2dfa79e2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957118
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957118
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201902201
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:20:19Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdecaf228c8eb1221355f48576e16561456a94e0a83fdc1f0a503d99e2dfa79e2. 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/FRZ201902201.
      date published: 2026-07-08T03:20:19Z
    audio: Tournemire: L'orgue mystique, Cycle de Noël, Op. 55: Office No. 4 "De Dominica infra Octavam Nativitatis": III. Élévation
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 103.401
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 6
      additional property: Danceability
        type: PropertyValue
        value: 0.164
      additional property: Energy
        type: PropertyValue
        value: 0.002
      additional property: Speechiness
        type: PropertyValue
        value: 0.046
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Noëls anciens français
album: Werner & Kantuser: Organ works
album: Les orgues de Masevaux - Musiques pour deux orgues
album: Sonates pour violon et orgue au XVIIIème siècle
album: Saqueboute, trombone et orgue en Italie aux XVIIe et XVIIIe siècles
album: Couperin: Pièces pour clavier
album: Jehan Alain: L'œuvre de piano
album: Vierne : Intégrale de l'oeuvre pour piano
album: Grandes Toccatas & carillons pour orgue
album: Tournemire : L'orgue mystique

L'orgue mystique, Cycle après la pentecôte, Op. 57: Office du 15ème dimanche après la pentecôte (No. 41) offertoire
type: MusicRecording
duration: PT3M59S
duration ms: 239040
explicit: false
by artist: Charles Tournemire
by artist: Georges Delvallée
in album: Tournemire par Georges Delvallée
  type: MusicAlbum
  date published: 1991-04-15
popularity: 0
genre: classical-organ
isrc code: FRZ177000090
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:48:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x759e1527db3cf0e7e32e3e971bad2a47a3505bd049d14c4b68c381070e7cf0bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ177000090
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x759e1527db3cf0e7e32e3e971bad2a47a3505bd049d14c4b68c381070e7cf0bc. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/FRZ177000090.
  date published: 2026-07-08T08:56:20Z
audio: L'orgue mystique, Cycle après la pentecôte, Op. 57: Office du 15ème dimanche après la pentecôte (No. 41) offertoire
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.965
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.143
  additional property: Energy
    type: PropertyValue
    value: 0.011
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.954
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.808
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Acousticness
type: PropertyValue
value: 0.961

Instrumentalness
type: PropertyValue
value: 0.032

Liveness
type: PropertyValue
value: 0.13

Valence (Positivity)
type: PropertyValue
value: 0.149

Loudness (dB)
type: PropertyValue
value: -44.437

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Noëls anciens français
type: MusicAlbum
date published: 2016-11-10

Werner & Kantuser: Organ works
type: MusicAlbum
date published: 2016-01-08

Les orgues de Masevaux - Musiques pour deux orgues
type: MusicAlbum
date published: 2015-05-31

Sonates pour violon et orgue au XVIIIème siècle
type: MusicAlbum
date published: 2015-05-21

Saqueboute, trombone et orgue en Italie aux XVIIe et XVIIIe siècles
type: MusicAlbum
date published: 2015-05-20

Couperin: Pièces pour clavier
type: MusicAlbum
date published: 2015-05-18

Jehan Alain: L'œuvre de piano
type: MusicAlbum
date published: 2011-12-01

Vierne : Intégrale de l'oeuvre pour piano
type: MusicAlbum
date published: 2010

Grandes Toccatas & carillons pour orgue
type: MusicAlbum
date published: 1998-10-15

Tournemire : L'orgue mystique
type: MusicAlbum
date published: 1977-11-15