Zack Black
type: MusicGroup
genre: garage rock
genre: roots rock
popularity: 9
followers: 517
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2e1f42eced342f3ae0a8cfef23e78c5fa824cef977d44fcb26ed559012dc599. Chain 2 (Bitcoin): anchored in block 954615 (2026-06-20T22:44:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c62be4ad-dc68-46fa-b9da-085012da8317.json and https://artists.proofprofile.net/proofs/artist/c62be4ad-dc68-46fa-b9da-085012da8317.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T22:44:50Z
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album: Christina
  type: MusicAlbum
  date published: 2022-08-26
album: Working Man Blues
  type: MusicAlbum
  date published: 2023-02-17
  track: Working Man Blues
    type: MusicRecording
    duration: PT2M37S
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    by artist: Zack Black
    in album: Working Man Blues
      type: MusicAlbum
      date published: 2023-02-17
    genre: garage rock
    genre: roots rock
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    additional property: CopyrightID
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T12:31:54Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63346a73ec6e42a315016de245ea8f6713355ca6115e4079d365f603052a02b2. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62327587.
      date published: 2026-07-05T12:31:54Z
    audio: Working Man Blues
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.812
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.337
      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
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      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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      additional property: Key Name
        type: PropertyValue
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      additional property: Mode Name
        type: PropertyValue
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album: Strangers
  type: MusicAlbum
  date published: 2023-05-03
album: Letting Go of Your Ghost
  type: MusicAlbum
  date published: 2024-05-24
  track: Letting Go of Your Ghost
    type: MusicRecording
    duration: PT3M55S
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    explicit: false
    by artist: Zack Black
    in album: Letting Go of Your Ghost
      type: MusicAlbum
      date published: 2024-05-24
    genre: garage rock
    genre: roots rock
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    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4da39577abb9cd7e68b8100428b9e90b675aee36a0282e0c84017ddcf47c22cc. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEN2457454.
      date published: 2026-07-04T10:04:33Z
    audio: Letting Go of Your Ghost
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
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      additional property: Danceability
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      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Folsom Prison Blues
album: STRANGERS
album: Time to Move On
album: Waiting Around To Die
album: Armageddon
album: Extreme Ways (Solo Acoustic Version)
album: DON'T THINK TWICE
album: RAIN
album: Letting Go of Your Ghost (Live Version)
album: There is Only NOW
album: Don't Think Twice (Solo Version)
album: Feel Good Hit of Sunshine
album: The Universe Is Shaped Like A Murmuration Of Starlings
album: Temptation
album: I'm On Fire
album: Working Man Blues (Acoustic Live )

Acousticness
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value: 0.194

Instrumentalness
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Liveness
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value: 0.075

Valence (Positivity)
type: PropertyValue
value: 0.038

Loudness (dB)
type: PropertyValue
value: -11.185

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Folsom Prison Blues
type: MusicAlbum
date published: 2024-08-23

STRANGERS
type: MusicAlbum
date published: 2024-10-04

Time to Move On
type: MusicAlbum
date published: 2024-10-11

Waiting Around To Die
type: MusicAlbum
date published: 2025-02-13
track: Waiting Around To Die
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148363
  explicit: false
  by artist: Zack Black
  in album: Waiting Around To Die
    type: MusicAlbum
    date published: 2025-02-13
  genre: garage rock
  genre: roots rock
  isrc code: QZES72580749
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES72580749
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T22:07:57Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea6ea94356374dca11eca3944ac96e649c209e65644c4304eab496f9c693c9c0. Chain 2 (Bitcoin): anchored in block 958774 (2026-07-19T22:07:57Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES72580749.
    date published: 2026-07-19T22:07:57Z
  audio: Waiting Around To Die
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 84.333
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.348
    additional property: Energy
      type: PropertyValue
      value: 0.489
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.743
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.041
    additional property: Liveness
      type: PropertyValue
      value: 0.695
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.388
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.045
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Armageddon
type: MusicAlbum
date published: 2025-03-04

Extreme Ways (Solo Acoustic Version)
type: MusicAlbum
date published: 2025-03-15
track: Extreme Ways - Solo Acoustic Version
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165812
  explicit: false
  by artist: Zack Black
  in album: Extreme Ways (Solo Acoustic Version)
    type: MusicAlbum
    date published: 2025-03-15
  genre: garage rock
  genre: roots rock
  isrc code: QZHN92501426
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN92501426
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T04:34:46Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x554eeb2520afee910c91a17dbd0a34262dde1061cac81a964d51cbf19d9db3f2. Chain 2 (Bitcoin): anchored in block 958363 (2026-07-17T04:34:46Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN92501426.
    date published: 2026-07-17T04:34:46Z
  audio: Extreme Ways - Solo Acoustic Version
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
      type: PropertyValue
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    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
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.448
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.507
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
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DON'T THINK TWICE
type: MusicAlbum
date published: 2025-04-01

RAIN
type: MusicAlbum
date published: 2025-05-12

Letting Go of Your Ghost (Live Version)
type: MusicAlbum
date published: 2025-05-19

There is Only NOW
type: MusicAlbum
date published: 2025-05-26

Don't Think Twice (Solo Version)
type: MusicAlbum
date published: 2025-06-21

Waiting Around To Die
type: MusicAlbum
date published: 2025-06-30

Feel Good Hit of Sunshine
type: MusicAlbum
date published: 2025-07-10

The Universe Is Shaped Like A Murmuration Of Starlings
type: MusicAlbum
date published: 2025-08-08

Temptation
type: MusicAlbum
date published: 2025-08-17

Christina
type: MusicAlbum
date published: 2025-08-26

I'm On Fire
type: MusicAlbum
date published: 2025-09-26

Working Man Blues (Acoustic Live )
type: MusicAlbum
date published: 2025-10-17