Big Bill Broonzy
type: MusicGroup
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
description: Big Bill Broonzy (born Lee Conley Bradley; June 26, 1893 or 1903August 14, 1958), later known as William Lee Broonzy, was an American blues singer, songwriter, and guitarist. His career began in the 1
popularity: 30
followers: 62535
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin 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
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  date published: 2026-06-12T19:24:56Z
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album: Blues Roots: The Best of Big Bill Broonzy
  type: MusicAlbum
  date published: 1927-06-05
album: Warm, Witty, & Wise (Mojo Workin': Blues For The Next Generation)
  type: MusicAlbum
  date published: 1930
  track: How You Want It Done?
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    by artist: Big Bill Broonzy
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      type: MusicAlbum
      date published: 1930
    genre: blues
    genre: classic blues
    genre: country blues
    genre: ragtime
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-21T19:50:27Z
    audio: How You Want It Done?
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album: Feelin' Low Down
  type: MusicAlbum
  date published: 1952-03-11
  track: Key to the Highway
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    by artist: Big Bill Broonzy
    in album: Feelin' Low Down
      type: MusicAlbum
      date published: 1952-03-11
    genre: blues
    genre: classic blues
    genre: country blues
    genre: ragtime
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-16T04:30:31Z
    audio: Key to the Highway
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album: Presenting Big Bill Broonzy
album: Big Bill Broonzy Sings
album: Big Bill's Blues
album: Chicago Calling
album: Josh White Comes A-Visitin', Big Bill Broonzy Comes A-Singin'
album: This Is the Blues with Big Bill Broonzy, Sonny Terry and Brownie McGhee
album: The Big Bill Broonzy Story
album: Big Bill Broonzy & Washboard Sam
album: Big Bill Broonzy
album: Treat Me Right
album: Big Bill Broonzy Sings Folk Songs
album: The Historic Concert Recordings
album: Good Time Tonight
album: Big Bill Broonzy Vol. 2 1932 - 1934
album: Big Bill Broonzy Vol. 1 1927 - 1932
album: Do That Guitar Rag (1928-1935)
album: The Young Big Bill Broonzy 1928-1935
album: Big Bill Broonzy Vol. 9 1939
album: Big Bill Broonzy Vol. 7 1937 - 1938
album: Big Bill Broonzy Vol. 8 1938 - 1939
album: Big Bill Broonzy Vol. 11 1940 - 1942
album: Big Bill Broonzy Vol. 10 1940
album: Big Bill Broonzy Vol. 5 1935 - 1936
album: Big Bill Broonzy Vol. 4 1935 - 1936
album: Big Bill Broonzy Vol. 6 1937
album: The Southern Blues
album: Recorded In Club Montmartre 1956 Vol. 1
album: Recorded In Club Montmartre 1956 Vol. 2
album: Big Bill Broonzy Vol. 12 (1945-1947)
album: I'm Woke Up Now
album: Big Bill Blues
album: An Evening With Big Bill Broonzy
album: Last Session, Vol. 3
album: Trouble In Mind
album: Last Session, Pt. 1
album: Sings Country Blues
album: Trouble in Mind
album: On Tour in Britain, 1952
album: In Concert
album: 1949-1951
album: 1951
album: Saga Blues: The Godfather of Chicago Blues
album: 1951-1952
album: Can't Be Satisfied
album: The Godfather Of Chicago Blues
album: The Blues
album: The Young Big Bill Broonzy
album: 1937-1940 Part 2: Chicago 1939, 1940 CD D
album: 1937-1940 Part 2: Chicago 1938, 1939 CD C
album: 1937-1940 Part 2: Chicago 1937, 1938 CD B
album: 1937-1940 Part 2: Chicago 1937 CD A
album: BD Blues: Big Bill Broonzy
album: Amsterdam Unissued Live Concerts 1953
album: BD Music Presents Big Bill Broonzy
album: Blues is My Business
album: St. Louis Blues
album: Volume 3: The War And Postwar Years 1941 - 1945

Energy
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value: 0.261

Speechiness
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Acousticness
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Instrumentalness
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value: 0

Liveness
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value: 0.086

Valence (Positivity)
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value: 0.569

Loudness (dB)
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value: -13.995

Key Name
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value: G

Mode Name
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Feelin' Low Down
type: MusicAlbum
date published: 1952-04-14
track: Mean Old World
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    type: MusicAlbum
    date published: 1952-04-14
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: DEUD92335424
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-04T10:04:33Z
  audio: Mean Old World
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    additional property: Danceability
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Presenting Big Bill Broonzy
type: MusicAlbum
date published: 1952-07-22

Big Bill Broonzy Sings
type: MusicAlbum
date published: 1956-06-13

Big Bill's Blues
type: MusicAlbum
date published: 1957-12-30

Chicago Calling
type: MusicAlbum
date published: 1958-06-25

Josh White Comes A-Visitin', Big Bill Broonzy Comes A-Singin'
type: MusicAlbum
date published: 1958-06-28
track: Baby Please Don't Go
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  by artist: Big Bill Broonzy
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    type: MusicAlbum
    date published: 1958-06-28
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: QMDA71857163
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-05T19:27:56Z
  audio: Baby Please Don't Go
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This Is the Blues with Big Bill Broonzy, Sonny Terry and Brownie McGhee
type: MusicAlbum
date published: 1959-01-01

The Big Bill Broonzy Story
type: MusicAlbum
date published: 1960-01-01

Big Bill Broonzy & Washboard Sam
type: MusicAlbum
date published: 1962-01-01

Big Bill Broonzy
type: MusicAlbum
date published: 1965-06-10

Treat Me Right
type: MusicAlbum
date published: 1965-08-05

Treat Me Right
type: MusicAlbum
date published: 1965-08-05

Big Bill Broonzy Sings Folk Songs
type: MusicAlbum
date published: 1989-10-01
track: Backwater Blues
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  duration: PT2M50S
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  by artist: Big Bill Broonzy
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    type: MusicAlbum
    date published: 1989-10-01
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF18902301
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-03T08:56:35Z
  audio: Backwater Blues
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.535
    additional property: Energy
      type: PropertyValue
      value: 0.097
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.753
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.064
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.408
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.07
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: I Don't Want No Woman (To Try to Be My Boss)
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188426
  explicit: false
  by artist: Big Bill Broonzy
  in album: Big Bill Broonzy Sings Folk Songs
    type: MusicAlbum
    date published: 1989-10-01
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF18902303
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T10:17:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6677fb43698e5a3566ed7e52f60b1e4d5c5a131eafcd904f17ee7e231bccd33a
  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/USSF18902303
  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 0x6677fb43698e5a3566ed7e52f60b1e4d5c5a131eafcd904f17ee7e231bccd33a. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902303.
    date published: 2026-07-05T18:48:28Z
  audio: I Don't Want No Woman (To Try to Be My Boss)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 168.305
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.673
    additional property: Energy
      type: PropertyValue
      value: 0.11
    additional property: Speechiness
      type: PropertyValue
      value: 0.078
    additional property: Acousticness
      type: PropertyValue
      value: 0.855
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.082
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.37
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.155
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Martha
  type: MusicRecording
  duration: PT5M0S
  duration ms: 300173
  explicit: false
  by artist: Big Bill Broonzy
  in album: Big Bill Broonzy Sings Folk Songs
    type: MusicAlbum
    date published: 1989-10-01
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF18902304
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T13:58:59+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Martha
track: Bill Bailey
track: Alberta
track: Goin' Down This Road
track: Tell Me What Kind of Man Jesus Is
track: John Henry

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xd72f3eaec8dd765bd3b9a8c7b9da371569be44bf117a54c6ea5743157ba47aba

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 959018

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/959018

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902304

OTSTimestamp
type: PropertyValue
value: 2026-07-21T14:12:28Z

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 0xd72f3eaec8dd765bd3b9a8c7b9da371569be44bf117a54c6ea5743157ba47aba. Chain 2 (Bitcoin): anchored in block 959018 (2026-07-21T14:12:28Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902304.
date published: 2026-07-21T14:12:28Z

Martha
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 204.519
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.591
additional property: Energy
  type: PropertyValue
  value: 0.047
additional property: Speechiness
  type: PropertyValue
  value: 0.082
additional property: Acousticness
  type: PropertyValue
  value: 0.892
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.087
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.236
additional property: Loudness (dB)
  type: PropertyValue
  value: -16.594
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

Bill Bailey
type: MusicRecording
duration: PT1M57S
duration ms: 117466
explicit: false
by artist: Big Bill Broonzy
in album: Big Bill Broonzy Sings Folk Songs
  type: MusicAlbum
  date published: 1989-10-01
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF18902306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T06:43:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9122098c51e7c2c824f57f268283525ae55a2707ac8e730da262417c19005cb6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958110
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958110
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902306
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T06:57:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x9122098c51e7c2c824f57f268283525ae55a2707ac8e730da262417c19005cb6. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902306.
  date published: 2026-07-15T06:57:12Z
audio: Bill Bailey
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.685
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.741
  additional property: Energy
    type: PropertyValue
    value: 0.276
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.686
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.544
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.144
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Alberta
type: MusicRecording
duration: PT2M13S
duration ms: 133266
explicit: false
by artist: Big Bill Broonzy
in album: Big Bill Broonzy Sings Folk Songs
  type: MusicAlbum
  date published: 1989-10-01
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF18902307
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T22:45:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3de2a3797a8386f54fa88b9c6e73fa0f00195b836679c961e185f6ce0d8da945
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958943
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958943
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902307
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T00:27:37Z
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 0x3de2a3797a8386f54fa88b9c6e73fa0f00195b836679c961e185f6ce0d8da945. Chain 2 (Bitcoin): anchored in block 958943 (2026-07-21T00:27:37Z), 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/USSF18902307.
  date published: 2026-07-21T00:27:37Z
audio: Alberta
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 190.468
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.482
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.069
  additional property: Acousticness
    type: PropertyValue
    value: 0.866
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.157
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.364
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.964
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Goin' Down This Road
type: MusicRecording
duration: PT2M22S
duration ms: 142666
explicit: false
by artist: Big Bill Broonzy
in album: Big Bill Broonzy Sings Folk Songs
  type: MusicAlbum
  date published: 1989-10-01
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF18902308
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T12:53:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7ceb67a723b16834c6794238c1c80fc5efd217baa243b578aa66269112099541
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958417
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958417
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902308
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T12:56:50Z
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 0x7ceb67a723b16834c6794238c1c80fc5efd217baa243b578aa66269112099541. Chain 2 (Bitcoin): anchored in block 958417 (2026-07-17T12:56:50Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902308.
  date published: 2026-07-17T12:56:50Z
audio: Goin' Down This Road
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 201.175
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.489
  additional property: Energy
    type: PropertyValue
    value: 0.224
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.88
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.136
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.639
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.012
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tell Me What Kind of Man Jesus Is
type: MusicRecording
duration: PT2M16S
duration ms: 136200
explicit: false
by artist: Big Bill Broonzy
in album: Big Bill Broonzy Sings Folk Songs
  type: MusicAlbum
  date published: 1989-10-01
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF18902309
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T17:32:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5de3a2632cae9109a1d1d6ae337d7623d270b06b57929d2bfea6c66d08b964a5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959043
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959043
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T18:40:26Z
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 0x5de3a2632cae9109a1d1d6ae337d7623d270b06b57929d2bfea6c66d08b964a5. Chain 2 (Bitcoin): anchored in block 959043 (2026-07-21T18:40:26Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902309.
  date published: 2026-07-21T18:40:26Z
audio: Tell Me What Kind of Man Jesus Is
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.531
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.712
  additional property: Energy
    type: PropertyValue
    value: 0.182
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.835
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.276
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.486
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

John Henry
type: MusicRecording
duration: PT4M44S
duration ms: 284933
explicit: false
by artist: Big Bill Broonzy
in album: Big Bill Broonzy Sings Folk Songs
  type: MusicAlbum
  date published: 1989-10-01
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF18902310
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T10:58:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc6dbd03d9f4310a2ebee2646de472c85e6a277ef7b50a44748f8ddae7131a42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956711
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956711
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF18902310
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T22:48:52Z
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
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  date published: 2026-07-04T22:48:52Z
audio: John Henry
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
    value: 0.547
  additional property: Energy
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    value: 0.558
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.504
  additional property: Instrumentalness
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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
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The Historic Concert Recordings
type: MusicAlbum
date published: 1990

Good Time Tonight
type: MusicAlbum
date published: 1990-08-28

Big Bill Broonzy Vol. 2 1932 - 1934
type: MusicAlbum
date published: 1991

Big Bill Broonzy Vol. 1 1927 - 1932
type: MusicAlbum
date published: 1991

Do That Guitar Rag (1928-1935)
type: MusicAlbum
date published: 1991-01-01

The Young Big Bill Broonzy 1928-1935
type: MusicAlbum
date published: 1991-04-08

Big Bill Broonzy Vol. 9 1939
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 7 1937 - 1938
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 8 1938 - 1939
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 11 1940 - 1942
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 10 1940
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 5 1935 - 1936
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 4 1935 - 1936
type: MusicAlbum
date published: 1992

Big Bill Broonzy Vol. 6 1937
type: MusicAlbum
date published: 1992
track: Mean Old World (Tk. 1)
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183432
  explicit: false
  by artist: Big Bill Broonzy
  in album: Big Bill Broonzy Vol. 6 1937
    type: MusicAlbum
    date published: 1992
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USA560520367
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T22:56:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xefda71f164c5e48840090ddaa732dc9b9378b80eab113da3292e74d4ecb53077
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958211
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958211
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA560520367
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T23:24:33Z
  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 0xefda71f164c5e48840090ddaa732dc9b9378b80eab113da3292e74d4ecb53077. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-15T23:24:33Z), 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/USA560520367.
    date published: 2026-07-15T23:24:33Z
  audio: Mean Old World (Tk. 1)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 80.771
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.561
    additional property: Energy
      type: PropertyValue
      value: 0.195
    additional property: Speechiness
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      value: 0.195
    additional property: Acousticness
      type: PropertyValue
      value: 0.962
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.337
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.516
    additional property: Loudness (dB)
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      value: -17.093
    additional property: Key Name
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    additional property: Mode Name
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The Southern Blues
type: MusicAlbum
date published: 1993

Recorded In Club Montmartre 1956 Vol. 1
type: MusicAlbum
date published: 1993-03-20

Recorded In Club Montmartre 1956 Vol. 2
type: MusicAlbum
date published: 1993-10-20

Big Bill Broonzy Vol. 12 (1945-1947)
type: MusicAlbum
date published: 1994

Big Bill Broonzy
type: MusicAlbum
date published: 1996-01-01

Treat Me Right
type: MusicAlbum
date published: 1996-10-26

I'm Woke Up Now
type: MusicAlbum
date published: 1997

Big Bill Blues
type: MusicAlbum
date published: 1999-01-01

The Southern Blues
type: MusicAlbum
date published: 1999-01-01

Big Bill Broonzy
type: MusicAlbum
date published: 2000-01-01

An Evening With Big Bill Broonzy
type: MusicAlbum
date published: 2000-01-01

The Southern Blues
type: MusicAlbum
date published: 2000-01-01

Last Session, Vol. 3
type: MusicAlbum
date published: 2000-01-01

Trouble In Mind
type: MusicAlbum
date published: 2000-01-01

Last Session, Pt. 1
type: MusicAlbum
date published: 2000-01-01

Sings Country Blues
type: MusicAlbum
date published: 2000-01-01

Trouble in Mind
type: MusicAlbum
date published: 2000-02-22
track: Frankie and Johnny
  type: MusicRecording
  duration: PT2M9S
  duration ms: 129546
  explicit: false
  by artist: Big Bill Broonzy
  in album: Trouble in Mind
    type: MusicAlbum
    date published: 2000-02-22
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF10013102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T04:52:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3c330f4ffbf7e380dc8d51212985431e346ab421c8e141a3841238cf5f320d62
  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/USSF10013102
  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 0x3c330f4ffbf7e380dc8d51212985431e346ab421c8e141a3841238cf5f320d62. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013102.
    date published: 2026-07-22T05:29:55Z
  audio: Frankie and Johnny
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.475
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.729
    additional property: Energy
      type: PropertyValue
      value: 0.126
    additional property: Speechiness
      type: PropertyValue
      value: 0.075
    additional property: Acousticness
      type: PropertyValue
      value: 0.789
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.175
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.428
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.935
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
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track: Trouble in Mind
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199973
  explicit: false
  by artist: Big Bill Broonzy
  in album: Trouble in Mind
    type: MusicAlbum
    date published: 2000-02-22
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF10013103
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T20:00:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4060f9fa9f45fa459c01e0f6219eeef0ee0c082d93cd15f21f3f04a36673106b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958455
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958455
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013103
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T21:28:36Z
  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 0x4060f9fa9f45fa459c01e0f6219eeef0ee0c082d93cd15f21f3f04a36673106b. Chain 2 (Bitcoin): anchored in block 958455 (2026-07-17T21:28:36Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013103.
    date published: 2026-07-17T21:28:36Z
  audio: Trouble in Mind
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 81.493
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
      type: PropertyValue
      value: 0.022
    additional property: Speechiness
      type: PropertyValue
      value: 0.076
    additional property: Acousticness
      type: PropertyValue
      value: 0.852
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.429
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.356
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Key to the Highway
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155413
  explicit: false
  by artist: Big Bill Broonzy
  in album: Trouble in Mind
    type: MusicAlbum
    date published: 2000-02-22
  genre: blues
  genre: classic blues
  genre: country blues
  genre: ragtime
  isrc code: USSF10013108
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-02T22:59:43+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Key to the Highway
track: When Things Go Wrong (It Hurts Me Too)
track: Black, Brown and White

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9081d57fbb3a533549d8216ec5c78010f5830afc6364ced6bd285ad95c158243

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956422

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956422

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013108

OTSTimestamp
type: PropertyValue
value: 2026-07-03T01:01:38Z

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 0x9081d57fbb3a533549d8216ec5c78010f5830afc6364ced6bd285ad95c158243. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), 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/USSF10013108.
date published: 2026-07-03T01:01:38Z

Key to the Highway
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 137.637
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.659
additional property: Energy
  type: PropertyValue
  value: 0.175
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.848
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.118
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.633
additional property: Loudness (dB)
  type: PropertyValue
  value: -15.755
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

When Things Go Wrong (It Hurts Me Too)
type: MusicRecording
duration: PT3M0S
duration ms: 180533
explicit: false
by artist: Big Bill Broonzy
in album: Trouble in Mind
  type: MusicAlbum
  date published: 2000-02-22
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF10013111
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-13T08:24:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe94f6b20457a2335d2a61343835ad6b2408dd29984d83d11d0a5b70d576ceef0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957826
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013111
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T08:56:09Z
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 0xe94f6b20457a2335d2a61343835ad6b2408dd29984d83d11d0a5b70d576ceef0. Chain 2 (Bitcoin): anchored in block 957826 (2026-07-13T08:56:09Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013111.
  date published: 2026-07-13T08:56:09Z
audio: When Things Go Wrong (It Hurts Me Too)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 67.118
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.692
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.083
  additional property: Acousticness
    type: PropertyValue
    value: 0.896
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.063
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.367
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.409
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Black, Brown and White
type: MusicRecording
duration: PT2M44S
duration ms: 164666
explicit: false
by artist: Big Bill Broonzy
in album: Trouble in Mind
  type: MusicAlbum
  date published: 2000-02-22
genre: blues
genre: classic blues
genre: country blues
genre: ragtime
isrc code: USSF10013119
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-13T15:12:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaeb09989ecf43ce8e15f5335bc0d5c88c008c40b40b16a3143f411b718d2baff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957872
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957872
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF10013119
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T15:39:45Z
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 0xaeb09989ecf43ce8e15f5335bc0d5c88c008c40b40b16a3143f411b718d2baff. Chain 2 (Bitcoin): anchored in block 957872 (2026-07-13T15:39:45Z), 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/USSF10013119.
  date published: 2026-07-13T15:39:45Z
audio: Black, Brown and White
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 82.984
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
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Presenting… Big Bill Broonzy
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John Henry
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WFMT Studios Chicago
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02f74af5a856ddce1f89cd025d16dfe1f2a9455b0098e5e5567ab5abc894c18f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USA561402021.
  date published: 2026-07-02T03:55:08Z
audio: Freight Train Blues
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.372
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.451
  additional property: Energy
    type: PropertyValue
    value: 0.66
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.819
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.28
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.575
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.656
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major