Jonathan Weber
type: MusicGroup
genre: schlager
popularity: 21
followers: 3
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e204e77978247bf37c4acf5659d059f8dc8c18c4fbb12c4e5b072821339033b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5a8dc554-77d6-41e9-865a-64f6207bafd0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5a8dc554-77d6-41e9-865a-64f6207bafd0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5a8dc554-77d6-41e9-865a-64f6207bafd0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3e204e77978247bf37c4acf5659d059f8dc8c18c4fbb12c4e5b072821339033b","name":"Jonathan Weber","registered_at":"2026-06-12T15:25:31Z","symbol":"NIM0117933","token_address":"0x22703ffa09fb5786a7f7fdbe130cffc536f780ea","type":"artist","uuid":"5a8dc554-77d6-41e9-865a-64f6207bafd0"}
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 0x3e204e77978247bf37c4acf5659d059f8dc8c18c4fbb12c4e5b072821339033b. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5a8dc554-77d6-41e9-865a-64f6207bafd0.json and https://artists.proofprofile.net/proofs/artist/5a8dc554-77d6-41e9-865a-64f6207bafd0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x3e204e77978247bf37c4acf5659d059f8dc8c18c4fbb12c4e5b072821339033b","name":"Jonathan Weber","registered_at":"2026-06-12T15:25:31Z","symbol":"NIM0117933","token_address":"0x22703ffa09fb5786a7f7fdbe130cffc536f780ea","type":"artist","uuid":"5a8dc554-77d6-41e9-865a-64f6207bafd0"}
album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
  track: Liebestraum No. 3 in A-Flat Major, S. 541 / 3: Liebestraum No. 3 - Klavierversion
    type: MusicRecording
    duration: PT4M4S
    duration ms: 244541
    explicit: false
    by artist: Jonathan Weber
    in album: Klaviermusik am Kamin
      type: MusicAlbum
      date published: 2023-11-14
    genre: schlager
    isrc code: CH6542375636
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T04:23:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4771cb8663e0ab03a470bc647c66dc19057fc8d01ec395bc2bbae073105bb05d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958245
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958245
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375636
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T07:26:23Z
    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 0x4771cb8663e0ab03a470bc647c66dc19057fc8d01ec395bc2bbae073105bb05d. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T07:26:23Z), 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/CH6542375636.
      date published: 2026-07-16T07:26:23Z
    audio: Liebestraum No. 3 in A-Flat Major, S. 541 / 3: Liebestraum No. 3 - Klavierversion
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 73.569
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.292
      additional property: Energy
        type: PropertyValue
        value: 0.179
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.952
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.873
      additional property: Liveness
        type: PropertyValue
        value: 0.105
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.125
      additional property: Loudness (dB)
        type: PropertyValue
        value: -19.681
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Klaviersonate No. 14 in Cis-Moll, Op. 27: Mondscheinsonate - Klavierversion
    type: MusicRecording
    duration: PT5M59S
    duration ms: 359991
    explicit: false
    by artist: Jonathan Weber
    in album: Klaviermusik am Kamin
      type: MusicAlbum
      date published: 2023-11-14
    genre: schlager
    isrc code: CH6542375637
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T12:45:53+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0d66a05f4c631f5b5bc2bb12391addebd0be83366ae408911ab63ab9ecbe2647
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956545
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956545
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375637
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    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 0x0d66a05f4c631f5b5bc2bb12391addebd0be83366ae408911ab63ab9ecbe2647. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/CH6542375637.
      date published: 2026-07-03T19:59:51Z
    audio: Klaviersonate No. 14 in Cis-Moll, Op. 27: Mondscheinsonate - Klavierversion
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 70.656
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.293
      additional property: Energy
        type: PropertyValue
        value: 0.14
      additional property: Speechiness
        type: PropertyValue
        value: 0.048
      additional property: Acousticness
        type: PropertyValue
        value: 0.96
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.911
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.045
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Prelude and Fugue in C Major, BWV 846: Prelude and Fugue - Klavierversion
  track: Für Elise in A-Moll, WoO 59: Für Elise - Klavierversion
  track: Nocturne in D-Flat Major, Op. 27 No. 2: Nocturne
  track: 3 Intermezzi, in B-Flat Minor, Opus 117/2: Three Intermezzi - Klavierversion
  track: Klaviersonate No. 26 in Es-Dur, Op. 81a: Les Adieux - Klavierversion
  track: Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 2. Satz - Klavierversion
  track: Sonate No. 5 in C-Moll, Op. 10 No. 1: Klaviersonate No. 5 - Klavierversion
  track: Sonata No. 11 in B-Flat Major, Op. 22: Sonata No. 11 - Klavierversion
  track: Prelude No. 19 in E-Flat Major, Opus 28: Prelude No. 19 - Klavierversion
  track: Sonatina in C Major, Op. 36, No. 1: Sonatina - Klavierversion
  track: Sonate No. 14 in Cis-Moll , Opus 27/2: Mondscheinsonate 3 - Klavierversion
  track: Klaviersonate No. 10 in C-Dur, KV 330: Klaviersonate No. 10 - Klavierversion
  track: Sonate No. 11 in A-Dur, KV 331: Klaviersonate No. 11 - Klavierversion
  track: Klaviersonate No. 12 in F-Dur, KV 332/300k: Klaviersonate No. 12 - Klavierversion
  track: Sonate No. 16 in C-Dur, KV 545: Sonata facile - Klavierversion
  track: Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 3. Satz - Klavierversion
  track: Impromptu No. 3 in G-Flat Major, Op. 90, D. 899: Impromptu No. 3 - Klavierversion
  track: Die Jahreszeiten in G-Moll, Opus 37a: Juni - Barkarole - Klavierversion

Loudness (dB)
type: PropertyValue
value: -21.898

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Prelude and Fugue in C Major, BWV 846: Prelude and Fugue - Klavierversion
type: MusicRecording
duration: PT1M56S
duration ms: 116773
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375627
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T05:31:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x522f7feed0d405e403b4b171f5e7a498c8a4ae4640704313e30c4e18b4f27ce4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958110
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958110
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375627
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T06:57:12Z
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 0x522f7feed0d405e403b4b171f5e7a498c8a4ae4640704313e30c4e18b4f27ce4. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/CH6542375627.
  date published: 2026-07-15T06:57:12Z
audio: Prelude and Fugue in C Major, BWV 846: Prelude and Fugue - Klavierversion
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.91
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.232
  additional property: Energy
    type: PropertyValue
    value: 0.152
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.922
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.826
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.184
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.891
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Für Elise in A-Moll, WoO 59: Für Elise - Klavierversion
type: MusicRecording
duration: PT2M45S
duration ms: 165636
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375635
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T12:28:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa148686fc8e9156192fbc055adb1edb7c487c6c05f8587b89042881deb96f863
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958157
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958157
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375635
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T15:30:59Z
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 0xa148686fc8e9156192fbc055adb1edb7c487c6c05f8587b89042881deb96f863. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:30:59Z), 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/CH6542375635.
  date published: 2026-07-15T15:30:59Z
audio: Für Elise in A-Moll, WoO 59: Für Elise - Klavierversion
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.896
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.476
  additional property: Energy
    type: PropertyValue
    value: 0.249
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.897
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.151
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.569
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Nocturne in D-Flat Major, Op. 27 No. 2: Nocturne
type: MusicRecording
duration: PT4M59S
duration ms: 299160
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375632
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T17:16:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb430937b1c31089de55f0b6a8554c2021a95153b9767e583a20a8ed9ceb4b0b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956576
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956576
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375632
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T02:06:47Z
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 0xbb430937b1c31089de55f0b6a8554c2021a95153b9767e583a20a8ed9ceb4b0b. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/CH6542375632.
  date published: 2026-07-04T02:06:47Z
audio: Nocturne in D-Flat Major, Op. 27 No. 2: Nocturne
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.306
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.437
  additional property: Energy
    type: PropertyValue
    value: 0.139
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.948
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.875
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

3 Intermezzi, in B-Flat Minor, Opus 117/2: Three Intermezzi - Klavierversion
type: MusicRecording
duration: PT3M43S
duration ms: 223627
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375631
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T23:12:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5360928a57b6854b7dd506b00a06676de990bb097f5361117c842e89066da85b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958212
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958212
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375631
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T02:17:02Z
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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  date published: 2026-07-16T02:17:02Z
audio: 3 Intermezzi, in B-Flat Minor, Opus 117/2: Three Intermezzi - Klavierversion
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Klaviersonate No. 26 in Es-Dur, Op. 81a: Les Adieux - Klavierversion
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in album: Klaviermusik am Kamin
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genre: schlager
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb19923327be5c1b183d7cebc2d11501f61b22ad09d52ed78bed49d8bb20d0651. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:20:13Z), 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/CH6542375628.
  date published: 2026-07-16T00:20:13Z
audio: Klaviersonate No. 26 in Es-Dur, Op. 81a: Les Adieux - Klavierversion
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Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 2. Satz - Klavierversion
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duration: PT5M5S
duration ms: 305561
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by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x257974516484cbd0c72be0406f9bdae4637ae19384b9262c8a6e15c1c1e30961. Chain 2 (Bitcoin): anchored in block 958329 (2026-07-17T00:26:53Z), 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/CH6542375643.
  date published: 2026-07-17T00:26:53Z
audio: Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 2. Satz - Klavierversion
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Sonate No. 5 in C-Moll, Op. 10 No. 1: Klaviersonate No. 5 - Klavierversion
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duration: PT6M30S
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explicit: false
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in album: Klaviermusik am Kamin
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genre: schlager
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-03T23:28:02Z
audio: Sonate No. 5 in C-Moll, Op. 10 No. 1: Klaviersonate No. 5 - Klavierversion
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Sonata No. 11 in B-Flat Major, Op. 22: Sonata No. 11 - Klavierversion
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duration: PT5M22S
duration ms: 322448
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in album: Klaviermusik am Kamin
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genre: schlager
isrc code: CH6542375630
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-03T19:59:51Z
audio: Sonata No. 11 in B-Flat Major, Op. 22: Sonata No. 11 - Klavierversion
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Prelude No. 19 in E-Flat Major, Opus 28: Prelude No. 19 - Klavierversion
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duration: PT1M7S
duration ms: 67098
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375633
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84ab47203c28ec3fb6980f1d386e48ad05ca1994f2fd370247bfbb5a65fbaddb. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), 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/CH6542375633.
  date published: 2026-07-03T10:47:44Z
audio: Prelude No. 19 in E-Flat Major, Opus 28: Prelude No. 19 - Klavierversion
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Sonatina in C Major, Op. 36, No. 1: Sonatina - Klavierversion
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duration: PT1M11S
duration ms: 71672
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375634
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd757f6f75de6d6e4be85cccb469a6d0cff7c990206e6dfea789743a5baa9d0a5. Chain 2 (Bitcoin): anchored in block 958106 (2026-07-15T05:35:13Z), 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/CH6542375634.
  date published: 2026-07-15T05:35:13Z
audio: Sonatina in C Major, Op. 36, No. 1: Sonatina - Klavierversion
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Sonate No. 14 in Cis-Moll , Opus 27/2: Mondscheinsonate 3 - Klavierversion
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duration: PT6M51S
duration ms: 411632
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375638
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-16T16:14:30Z
audio: Sonate No. 14 in Cis-Moll , Opus 27/2: Mondscheinsonate 3 - Klavierversion
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Klaviersonate No. 10 in C-Dur, KV 330: Klaviersonate No. 10 - Klavierversion
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duration: PT6M33S
duration ms: 393259
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375639
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375639
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1c9a5a184131d512ae2a42d5f6833724aefdde0736f0cd52d034855c5e139fa. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/CH6542375639.
  date published: 2026-07-04T11:19:20Z
audio: Klaviersonate No. 10 in C-Dur, KV 330: Klaviersonate No. 10 - Klavierversion
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Sonate No. 11 in A-Dur, KV 331: Klaviersonate No. 11 - Klavierversion
type: MusicRecording
duration: PT3M13S
duration ms: 193321
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375640
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542375640
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T08:56:35Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaac502b46bf95006bbe07a6f80b64bfe3045d63dc2f0452513d881fdd127f74. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/CH6542375640.
  date published: 2026-07-03T08:56:35Z
audio: Sonate No. 11 in A-Dur, KV 331: Klaviersonate No. 11 - Klavierversion
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  additional property: Mode (Major/Minor)
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Klaviersonate No. 12 in F-Dur, KV 332/300k: Klaviersonate No. 12 - Klavierversion
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duration: PT4M25S
duration ms: 265723
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375641
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 0x6e340efafdc5d29080de46ebf5d476423f91baa46f2ccb23b8d9510660787c93. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T05:50:22Z), 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/CH6542375641.
  date published: 2026-07-16T05:50:22Z
audio: Klaviersonate No. 12 in F-Dur, KV 332/300k: Klaviersonate No. 12 - Klavierversion
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Sonate No. 16 in C-Dur, KV 545: Sonata facile - Klavierversion
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duration: PT4M22S
duration ms: 262303
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
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  date published: 2023-11-14
genre: schlager
isrc code: CH6542375642
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e59c9ac0a1b2a3d54c839f7ea46c231838575454a3ad58223a466e61dfe12b2. Chain 2 (Bitcoin): anchored in block 958185 (2026-07-15T18:19:04Z), 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/CH6542375642.
  date published: 2026-07-15T18:19:04Z
audio: Sonate No. 16 in C-Dur, KV 545: Sonata facile - Klavierversion
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 3. Satz - Klavierversion
type: MusicRecording
duration: PT4M17S
duration ms: 257055
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375644
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T09:50:45+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T19:59:51Z
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 0x352342dfa1fa17eed932bc3b71dbb02bfa2630bcf7b35197b5680222c0628e98. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/CH6542375644.
  date published: 2026-07-03T19:59:51Z
audio: Klaviersonate No. 8 in C-Moll, Op. 13: Pathétique 3. Satz - Klavierversion
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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Impromptu No. 3 in G-Flat Major, Op. 90, D. 899: Impromptu No. 3 - Klavierversion
type: MusicRecording
duration: PT5M45S
duration ms: 345890
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375645
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T17:18:52+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ef17c98497fdf54a8ed6224d158fa91a9a0629b5bb16b1d7c88aebd2fb0e9c. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/CH6542375645.
  date published: 2026-07-03T19:59:51Z
audio: Impromptu No. 3 in G-Flat Major, Op. 90, D. 899: Impromptu No. 3 - Klavierversion
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Acousticness
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Die Jahreszeiten in G-Moll, Opus 37a: Juni - Barkarole - Klavierversion
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duration: PT3M52S
duration ms: 232261
explicit: false
by artist: Jonathan Weber
in album: Klaviermusik am Kamin
  type: MusicAlbum
  date published: 2023-11-14
genre: schlager
isrc code: CH6542375646
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T17:20:08+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
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audio: Die Jahreszeiten in G-Moll, Opus 37a: Juni - Barkarole - Klavierversion
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