Jeffrey Short
type: MusicGroup
popularity: 28
followers: 686
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce6b7d504cec6ddb82659801b01504f5df6767eac5eefb7caf2f748a421d4b29
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/d1cb5fc4-42e8-48b4-95e8-e421faa99dde.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d1cb5fc4-42e8-48b4-95e8-e421faa99dde.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d1cb5fc4-42e8-48b4-95e8-e421faa99dde
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xce6b7d504cec6ddb82659801b01504f5df6767eac5eefb7caf2f748a421d4b29","name":"Jeffrey Short","registered_at":"2026-06-12T10:32:30Z","symbol":"NIM0271018","token_address":"0xd3e4dccbd6a0d7676cf05699868d6e8ba9236c38","type":"artist","uuid":"d1cb5fc4-42e8-48b4-95e8-e421faa99dde"}
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce6b7d504cec6ddb82659801b01504f5df6767eac5eefb7caf2f748a421d4b29. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d1cb5fc4-42e8-48b4-95e8-e421faa99dde.json and https://artists.proofprofile.net/proofs/artist/d1cb5fc4-42e8-48b4-95e8-e421faa99dde.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xce6b7d504cec6ddb82659801b01504f5df6767eac5eefb7caf2f748a421d4b29","name":"Jeffrey Short","registered_at":"2026-06-12T10:32:30Z","symbol":"NIM0271018","token_address":"0xd3e4dccbd6a0d7676cf05699868d6e8ba9236c38","type":"artist","uuid":"d1cb5fc4-42e8-48b4-95e8-e421faa99dde"}
album: Englisch – Wortschatz für Anfänger A1,A2 (Englisch-Hörkurs für Anfänger und leicht Fortgeschrittene)
  type: MusicAlbum
  date published: 2023-02-28
album: Englisch - Wortschatz für Fortgeschrittene C1-C2
  type: MusicAlbum
  date published: 2023-03-01
album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
  track: Kapitel 1 & Kapitel 2.1 - Englisch-Wortschatz für Fortgeschrittene B2
    type: MusicRecording
    duration: PT3M27S
    duration ms: 207571
    explicit: false
    by artist: Jeffrey Short
    in album: Englisch-Wortschatz für Fortgeschrittene B2
      type: MusicAlbum
      date published: 2023-03-01
    isrc code: DEWI52320354
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T21:46:04+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb01bff5c2d92abaa01170c5a9aace9d5a981dc31929463b27ba22a7ab14a3c5a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956856
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956856
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320354
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:25:57Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb01bff5c2d92abaa01170c5a9aace9d5a981dc31929463b27ba22a7ab14a3c5a. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320354 — a six-check JSON result.
      date published: 2026-07-06T01:25:57Z
    audio: Kapitel 1 & Kapitel 2.1 - Englisch-Wortschatz für Fortgeschrittene B2
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 136.501
      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: 0.698
      additional property: Energy
        type: PropertyValue
        value: 0.306
      additional property: Speechiness
        type: PropertyValue
        value: 0.956
      additional property: Acousticness
        type: PropertyValue
        value: 0.588
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.108
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.646
      additional property: Loudness (dB)
        type: PropertyValue
        value: -15.01
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Kapitel 2.2 & Kapitel 3.1 - Englisch-Wortschatz für Fortgeschrittene B2
    type: MusicRecording
    duration: PT3M6S
    duration ms: 186571
    explicit: false
    by artist: Jeffrey Short
    in album: Englisch-Wortschatz für Fortgeschrittene B2
      type: MusicAlbum
      date published: 2023-03-01
    isrc code: DEWI52320355
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T08:08:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x13627573e18df49994d417fccc7391ad002080ed41f7678274da8e0f72671c3d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958703
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958703
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320355
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T08:36:12Z
    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 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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13627573e18df49994d417fccc7391ad002080ed41f7678274da8e0f72671c3d. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320355 — a six-check JSON result.
      date published: 2026-07-19T08:36:12Z
    audio: Kapitel 2.2 & Kapitel 3.1 - Englisch-Wortschatz für Fortgeschrittene B2
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 217.732
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.586
      additional property: Energy
        type: PropertyValue
        value: 0.37
      additional property: Speechiness
        type: PropertyValue
        value: 0.348
      additional property: Acousticness
        type: PropertyValue
        value: 0.124
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.311
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Kapitel 3.2 & Kapitel 4.1 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 4.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 4.3 & Kapitel 5.1 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 5.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 5.3 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 5.4 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 5.5 & Kapitel 6.1 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 6.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 6.3 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 6.4 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 6.5 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 6.6 & Kapitel 7.1 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 7.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 7.3 & Kapitel 8.1 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 8.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 10.2 - Englisch-Wortschatz für Fortgeschrittene B2
  track: Kapitel 10.3 & Kapitel 11.1 - Englisch-Wortschatz für Fortgeschrittene B2
album: Englisch – Wortschatz für die Mittelstufe B1_Teil 01 (Englisch-Hörkurs für die Mittelstufe)
album: English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
album: Englisch – Wortschatz für die Mittelstufe B1_Teil 02 (Englisch-Hörkurs für die Mittelstufe B1)
album: Technisches Englisch A1 - B1 (Technisches Englisch für Anfänger und Leichtvorgeschrittene)
album: Inglés comercial A1- B1 (de nivel principiante a pre-intermedio)
album: Angličtina do práce A1-B1 (Kurz obchodnej angličtiny pre začiatočníkov a mierne pokročilých)

Valence (Positivity)
type: PropertyValue
value: 0.356

Loudness (dB)
type: PropertyValue
value: -14.521

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Kapitel 3.2 & Kapitel 4.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M4S
duration ms: 184950
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320356
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T04:01:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf9976579d0f9d143fd6eee57a41717e0307b8188f1244525d98f9ad43f1646e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956772
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956772
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320356
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T10:01:46Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf9976579d0f9d143fd6eee57a41717e0307b8188f1244525d98f9ad43f1646e. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320356 — a six-check JSON result.
  date published: 2026-07-05T10:01:46Z
audio: Kapitel 3.2 & Kapitel 4.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 193.441
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.587
  additional property: Energy
    type: PropertyValue
    value: 0.335
  additional property: Speechiness
    type: PropertyValue
    value: 0.854
  additional property: Acousticness
    type: PropertyValue
    value: 0.06
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.086
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.828
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 4.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M7S
duration ms: 187000
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320357
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T01:03:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ed6f0864d36088ca697ae1b8b6541112fa9adb527e81912cab5a937658d4962
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958951
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958951
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320357
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T02:01:41Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ed6f0864d36088ca697ae1b8b6541112fa9adb527e81912cab5a937658d4962. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T02:01:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320357 — a six-check JSON result.
  date published: 2026-07-21T02:01:41Z
audio: Kapitel 4.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.677
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.698
  additional property: Energy
    type: PropertyValue
    value: 0.38
  additional property: Speechiness
    type: PropertyValue
    value: 0.662
  additional property: Acousticness
    type: PropertyValue
    value: 0.078
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.212
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.91
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 4.3 & Kapitel 5.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M5S
duration ms: 185201
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320358
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T21:39:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x738561f5ae8d66dd5726a63774de865f762afd868e4ac27204b99471e414ccec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958935
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958935
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320358
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T22:08:19Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x738561f5ae8d66dd5726a63774de865f762afd868e4ac27204b99471e414ccec. Chain 2 (Bitcoin): anchored in block 958935 (2026-07-20T22:08:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320358 — a six-check JSON result.
  date published: 2026-07-20T22:08:19Z
audio: Kapitel 4.3 & Kapitel 5.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 211.632
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.582
  additional property: Energy
    type: PropertyValue
    value: 0.323
  additional property: Speechiness
    type: PropertyValue
    value: 0.845
  additional property: Acousticness
    type: PropertyValue
    value: 0.058
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.85
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 5.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M8S
duration ms: 188100
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T15:36:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb966602a7bf02fb2283fd5dc6671e7404d161e1ce5f5f920d1ad90a7721ffcc9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956725
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956725
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320359
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:12:41Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb966602a7bf02fb2283fd5dc6671e7404d161e1ce5f5f920d1ad90a7721ffcc9. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320359 — a six-check JSON result.
  date published: 2026-07-05T01:12:41Z
audio: Kapitel 5.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 215.705
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.585
  additional property: Energy
    type: PropertyValue
    value: 0.463
  additional property: Speechiness
    type: PropertyValue
    value: 0.487
  additional property: Acousticness
    type: PropertyValue
    value: 0.125
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.309
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.443
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.925
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 5.3 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186700
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320360
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T20:35:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0ead71f1e7fa4909f87c9ae61c3417b80160a2d24eeb1226d12424a2465282c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958462
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958462
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320360
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T23:17:53Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0ead71f1e7fa4909f87c9ae61c3417b80160a2d24eeb1226d12424a2465282c. Chain 2 (Bitcoin): anchored in block 958462 (2026-07-17T23:17:53Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320360 — a six-check JSON result.
  date published: 2026-07-17T23:17:53Z
audio: Kapitel 5.3 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 188.854
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.592
  additional property: Energy
    type: PropertyValue
    value: 0.435
  additional property: Speechiness
    type: PropertyValue
    value: 0.437
  additional property: Acousticness
    type: PropertyValue
    value: 0.112
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.464
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.608
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 5.4 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M7S
duration ms: 187700
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320361
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T02:54:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d74a153be748653c92f140f71adb3221873644edc91152ec905d0f999758880
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958812
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958812
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320361
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T03:24:09Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d74a153be748653c92f140f71adb3221873644edc91152ec905d0f999758880. Chain 2 (Bitcoin): anchored in block 958812 (2026-07-20T03:24:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320361 — a six-check JSON result.
  date published: 2026-07-20T03:24:09Z
audio: Kapitel 5.4 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 212.887
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.584
  additional property: Energy
    type: PropertyValue
    value: 0.441
  additional property: Speechiness
    type: PropertyValue
    value: 0.426
  additional property: Acousticness
    type: PropertyValue
    value: 0.164
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.275
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.308
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.494
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 5.5 & Kapitel 6.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186965
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320362
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T20:47:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa39812f1fb4fc622dbe1ac875800a7990c849f2fbd6826d5dc5725d9083c6e53
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959058
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959058
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320362
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T21:09:36Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa39812f1fb4fc622dbe1ac875800a7990c849f2fbd6826d5dc5725d9083c6e53. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T21:09:36Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320362 — a six-check JSON result.
  date published: 2026-07-21T21:09:36Z
audio: Kapitel 5.5 & Kapitel 6.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 212.167
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.585
  additional property: Energy
    type: PropertyValue
    value: 0.449
  additional property: Speechiness
    type: PropertyValue
    value: 0.421
  additional property: Acousticness
    type: PropertyValue
    value: 0.105
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.19
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.274
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.488
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 6.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M5S
duration ms: 185200
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320363
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T07:39:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59baf5bea810ce9d61eb631ef93b534e966b8ec86a75e1ec4eed934bd59c74b1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958985
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958985
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320363
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T08:39:15Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59baf5bea810ce9d61eb631ef93b534e966b8ec86a75e1ec4eed934bd59c74b1. Chain 2 (Bitcoin): anchored in block 958985 (2026-07-21T08:39:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320363 — a six-check JSON result.
  date published: 2026-07-21T08:39:15Z
audio: Kapitel 6.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 215.45
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.583
  additional property: Energy
    type: PropertyValue
    value: 0.47
  additional property: Speechiness
    type: PropertyValue
    value: 0.448
  additional property: Acousticness
    type: PropertyValue
    value: 0.133
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.524
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.852
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 6.3 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M7S
duration ms: 187900
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320364
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T20:48:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc9c65889e6ca82a9b67e2f8ff87d1dbf028115663bc1d03bdbd51cb7801e15cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959058
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959058
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320364
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T21:09:36Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9c65889e6ca82a9b67e2f8ff87d1dbf028115663bc1d03bdbd51cb7801e15cc. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T21:09:36Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320364 — a six-check JSON result.
  date published: 2026-07-21T21:09:36Z
audio: Kapitel 6.3 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 214.235
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.582
  additional property: Energy
    type: PropertyValue
    value: 0.407
  additional property: Speechiness
    type: PropertyValue
    value: 0.481
  additional property: Acousticness
    type: PropertyValue
    value: 0.177
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.143
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.444
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.67
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 6.4 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186100
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320365
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T04:16:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb4280781f4500a7c71cbd871f98fba489cff456a32ed339dd4825bedbcafd4a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958822
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958822
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320365
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T04:30:07Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4280781f4500a7c71cbd871f98fba489cff456a32ed339dd4825bedbcafd4a8. Chain 2 (Bitcoin): anchored in block 958822 (2026-07-20T04:30:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320365 — a six-check JSON result.
  date published: 2026-07-20T04:30:07Z
audio: Kapitel 6.4 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 209.559
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.584
  additional property: Energy
    type: PropertyValue
    value: 0.479
  additional property: Speechiness
    type: PropertyValue
    value: 0.461
  additional property: Acousticness
    type: PropertyValue
    value: 0.124
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.404
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.694
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 6.5 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186200
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320366
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T00:46:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d09f851579d9a538f4dd7a77ad297af70b16da605e549dd89172438d9ccf6ee
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958342
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320366
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T01:09:53Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d09f851579d9a538f4dd7a77ad297af70b16da605e549dd89172438d9ccf6ee. Chain 2 (Bitcoin): anchored in block 958342 (2026-07-17T01:09:53Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320366 — a six-check JSON result.
  date published: 2026-07-17T01:09:53Z
audio: Kapitel 6.5 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 213.485
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.584
  additional property: Energy
    type: PropertyValue
    value: 0.497
  additional property: Speechiness
    type: PropertyValue
    value: 0.424
  additional property: Acousticness
    type: PropertyValue
    value: 0.164
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.206
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.356
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.07
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 6.6 & Kapitel 7.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M7S
duration ms: 187143
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320367
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T13:09:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a8c534d996f4dd0cde151fa01af99422696bf012da7f6b900c01b71b3580167
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958742
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320367
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T14:09:34Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a8c534d996f4dd0cde151fa01af99422696bf012da7f6b900c01b71b3580167. Chain 2 (Bitcoin): anchored in block 958742 (2026-07-19T14:09:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320367 — a six-check JSON result.
  date published: 2026-07-19T14:09:34Z
audio: Kapitel 6.6 & Kapitel 7.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 215.301
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.589
  additional property: Energy
    type: PropertyValue
    value: 0.489
  additional property: Speechiness
    type: PropertyValue
    value: 0.574
  additional property: Acousticness
    type: PropertyValue
    value: 0.177
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.119
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.38
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.685
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 7.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M7S
duration ms: 187200
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320368
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T08:14:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2ed14a92127919f6e257c36f122bf0967697b9330c444389c5ce422736ba5edc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958985
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958985
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320368
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T08:39:15Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ed14a92127919f6e257c36f122bf0967697b9330c444389c5ce422736ba5edc. Chain 2 (Bitcoin): anchored in block 958985 (2026-07-21T08:39:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320368 — a six-check JSON result.
  date published: 2026-07-21T08:39:15Z
audio: Kapitel 7.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 218.435
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.589
  additional property: Energy
    type: PropertyValue
    value: 0.619
  additional property: Speechiness
    type: PropertyValue
    value: 0.542
  additional property: Acousticness
    type: PropertyValue
    value: 0.293
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.443
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.435
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 7.3 & Kapitel 8.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186344
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320369
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T04:39:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0bf3b5dc82b1609ec31d5e57fa776f972ad1c63292f05b740011525902c9b338
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959100
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959100
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320369
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T05:29:55Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bf3b5dc82b1609ec31d5e57fa776f972ad1c63292f05b740011525902c9b338. Chain 2 (Bitcoin): anchored in block 959100 (2026-07-22T05:29:55Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320369 — a six-check JSON result.
  date published: 2026-07-22T05:29:55Z
audio: Kapitel 7.3 & Kapitel 8.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 190.098
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.598
  additional property: Energy
    type: PropertyValue
    value: 0.509
  additional property: Speechiness
    type: PropertyValue
    value: 0.945
  additional property: Acousticness
    type: PropertyValue
    value: 0.272
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.162
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.123
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 8.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186300
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320370
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T13:23:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6c6c4ba1257f4592e66d44586c311637a4e40d6be92b0b2c5479bfb8227edc87
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956822
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956822
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320370
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T18:48:28Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c6c4ba1257f4592e66d44586c311637a4e40d6be92b0b2c5479bfb8227edc87. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320370 — a six-check JSON result.
  date published: 2026-07-05T18:48:28Z
audio: Kapitel 8.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 214.978
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.588
  additional property: Energy
    type: PropertyValue
    value: 0.522
  additional property: Speechiness
    type: PropertyValue
    value: 0.597
  additional property: Acousticness
    type: PropertyValue
    value: 0.178
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.295
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.4
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.411
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Kapitel 10.2 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M6S
duration ms: 186200
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320374
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T11:30:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd31903dbc34c318a4e10293e06f6be727ac9e52dd7d7c057b2e59da7c0a27aaa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956822
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956822
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320374
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T18:48:28Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd31903dbc34c318a4e10293e06f6be727ac9e52dd7d7c057b2e59da7c0a27aaa. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320374 — a six-check JSON result.
  date published: 2026-07-05T18:48:28Z
audio: Kapitel 10.2 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 216.329
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.577
  additional property: Energy
    type: PropertyValue
    value: 0.406
  additional property: Speechiness
    type: PropertyValue
    value: 0.852
  additional property: Acousticness
    type: PropertyValue
    value: 0.06
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.954
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kapitel 10.3 & Kapitel 11.1 - Englisch-Wortschatz für Fortgeschrittene B2
type: MusicRecording
duration: PT3M5S
duration ms: 185155
explicit: false
by artist: Jeffrey Short
in album: Englisch-Wortschatz für Fortgeschrittene B2
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52320375
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T07:56:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8bf9b8983a5d161813a1986b2ce619211f6c93bd6cdf6bf8965ff156e67643bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958700
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958700
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320375
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T08:09:50Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bf9b8983a5d161813a1986b2ce619211f6c93bd6cdf6bf8965ff156e67643bf. Chain 2 (Bitcoin): anchored in block 958700 (2026-07-19T08:09:50Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52320375 — a six-check JSON result.
  date published: 2026-07-19T08:09:50Z
audio: Kapitel 10.3 & Kapitel 11.1 - Englisch-Wortschatz für Fortgeschrittene B2
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 130.72
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
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    value: 0.691
  additional property: Energy
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    value: 0.399
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
    value: 0.269
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.085
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.471
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Englisch – Wortschatz für die Mittelstufe B1_Teil 01 (Englisch-Hörkurs für die Mittelstufe)
type: MusicAlbum
date published: 2023-03-01
track: Kapitel 5.3 - Englisch – Wortschatz für die Mittelstufe B1_Teil 01
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185600
  explicit: false
  by artist: Jeffrey Short
  in album: Englisch – Wortschatz für die Mittelstufe B1_Teil 01 (Englisch-Hörkurs für die Mittelstufe)
    type: MusicAlbum
    date published: 2023-03-01
  isrc code: DEWI52318385
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T01:09:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1f5c783636ea4c5b550683eb8850bf8b49ea050bf2c199f041c3a31b0b52e65e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958805
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958805
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52318385
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T02:22:58Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f5c783636ea4c5b550683eb8850bf8b49ea050bf2c199f041c3a31b0b52e65e. Chain 2 (Bitcoin): anchored in block 958805 (2026-07-20T02:22:58Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52318385 — a six-check JSON result.
    date published: 2026-07-20T02:22:58Z
  audio: Kapitel 5.3 - Englisch – Wortschatz für die Mittelstufe B1_Teil 01
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 214.821
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.582
    additional property: Energy
      type: PropertyValue
      value: 0.427
    additional property: Speechiness
      type: PropertyValue
      value: 0.913
    additional property: Acousticness
      type: PropertyValue
      value: 0.149
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.077
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.127
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.372
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Kapitel 5.6 & Kapitel 6.1 - Englisch – Wortschatz für die Mittelstufe B1_Teil 01
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185383
  explicit: false
  by artist: Jeffrey Short
  in album: Englisch – Wortschatz für die Mittelstufe B1_Teil 01 (Englisch-Hörkurs für die Mittelstufe)
    type: MusicAlbum
    date published: 2023-03-01
  isrc code: DEWI52318388
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T21:59:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43620b27c8f17d0bf515361b36ef8416e87601b85006a1020f2578946f07438a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52318388
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43620b27c8f17d0bf515361b36ef8416e87601b85006a1020f2578946f07438a. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52318388 — a six-check JSON result.
    date published: 2026-07-05T01:12:41Z
  audio: Kapitel 5.6 & Kapitel 6.1 - Englisch – Wortschatz für die Mittelstufe B1_Teil 01
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 50
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0
    additional property: Energy
      type: PropertyValue
      value: 0
    additional property: Speechiness
      type: PropertyValue
      value: 0
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.615
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
type: MusicAlbum
date published: 2023-03-01
track: Kapitel 1 & Kapitel 2.1 - English für den Urlaub A1-B1
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205403
  explicit: false
  by artist: Jeffrey Short
  in album: English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
    type: MusicAlbum
    date published: 2023-03-01
  isrc code: DEWI52319803
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T20:38:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x73097b1cce6dcf385fb05f2a633f6a61e5e733af2e3aa37c07439e8f891ace39
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959058
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959058
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319803
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T21:09:36Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73097b1cce6dcf385fb05f2a633f6a61e5e733af2e3aa37c07439e8f891ace39. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T21:09:36Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319803 — a six-check JSON result.
    date published: 2026-07-21T21:09:36Z
  audio: Kapitel 1 & Kapitel 2.1 - English für den Urlaub A1-B1
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 136.691
    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: 0.696
    additional property: Energy
      type: PropertyValue
      value: 0.302
    additional property: Speechiness
      type: PropertyValue
      value: 0.957
    additional property: Acousticness
      type: PropertyValue
      value: 0.635
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.149
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.626
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.981
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Kapitel 2.2 & Kapitel 3.1 - English für den Urlaub A1-B1
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184971
  explicit: false
  by artist: Jeffrey Short
  in album: English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
    type: MusicAlbum
    date published: 2023-03-01
  isrc code: DEWI52319804
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T15:06:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb040238ef7b75c7049862158a9ed00ba3101e518e7bf15bb80eca12c879f8dbf
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959024
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959024
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319804
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T15:31:18Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb040238ef7b75c7049862158a9ed00ba3101e518e7bf15bb80eca12c879f8dbf. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T15:31:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319804 — a six-check JSON result.
    date published: 2026-07-21T15:31:18Z
  audio: Kapitel 2.2 & Kapitel 3.1 - English für den Urlaub A1-B1
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.975
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.7
    additional property: Energy
      type: PropertyValue
      value: 0.392
    additional property: Speechiness
      type: PropertyValue
      value: 0.137
    additional property: Acousticness
      type: PropertyValue
      value: 0.271
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.322
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.175
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.953
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Kapitel 4.3 & Kapitel 5.1 - English für den Urlaub A1-B1
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187504
  explicit: false
  by artist: Jeffrey Short
  in album: English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
    type: MusicAlbum
    date published: 2023-03-01
  isrc code: DEWI52319808
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T23:51:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x46822859541bb8f159351a523d2cfd3e7aa26461ef2e5d96c915ec24d6b40384
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958340
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958340
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319808
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Kapitel 4.3 & Kapitel 5.1 - English für den Urlaub A1-B1
track: Kapitel 5.2 - English für den Urlaub A1-B1

OTSTimestamp
type: PropertyValue
value: 2026-07-17T00:53:26Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46822859541bb8f159351a523d2cfd3e7aa26461ef2e5d96c915ec24d6b40384. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319808 — a six-check JSON result.
date published: 2026-07-17T00:53:26Z

Kapitel 4.3 & Kapitel 5.1 - English für den Urlaub A1-B1
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 188.157
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: 0.592
additional property: Energy
  type: PropertyValue
  value: 0.395
additional property: Speechiness
  type: PropertyValue
  value: 0.276
additional property: Acousticness
  type: PropertyValue
  value: 0.194
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.319
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.282
additional property: Loudness (dB)
  type: PropertyValue
  value: -15.331
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Kapitel 5.2 - English für den Urlaub A1-B1
type: MusicRecording
duration: PT3M7S
duration ms: 187300
explicit: false
by artist: Jeffrey Short
in album: English für den Urlaub A1-B1 (Audiokurs der Englischen Sprache für Reisende)
  type: MusicAlbum
  date published: 2023-03-01
isrc code: DEWI52319809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T11:57:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a236246be2af1561b1e13f791de601825453cc54da30a04ef6cfafa6c266878
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958547
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958547
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319809
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T12:44:05Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a236246be2af1561b1e13f791de601825453cc54da30a04ef6cfafa6c266878. Chain 2 (Bitcoin): anchored in block 958547 (2026-07-18T12:44:05Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEWI52319809 — a six-check JSON result.
  date published: 2026-07-18T12:44:05Z
audio: Kapitel 5.2 - English für den Urlaub A1-B1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 186.98
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.591
  additional property: Energy
    type: PropertyValue
    value: 0.437
  additional property: Speechiness
    type: PropertyValue
    value: 0.419
  additional property: Acousticness
    type: PropertyValue
    value: 0.292
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.273
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.331
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.231
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Englisch – Wortschatz für die Mittelstufe B1_Teil 02 (Englisch-Hörkurs für die Mittelstufe B1)
type: MusicAlbum
date published: 2023-03-01

Technisches Englisch A1 - B1 (Technisches Englisch für Anfänger und Leichtvorgeschrittene)
type: MusicAlbum
date published: 2023-03-01

Inglés comercial A1- B1 (de nivel principiante a pre-intermedio)
type: MusicAlbum
date published: 2023-05-01

Angličtina do práce A1-B1 (Kurz obchodnej angličtiny pre začiatočníkov a mierne pokročilých)
type: MusicAlbum
date published: 2024-05-12