John Marshall
type: MusicGroup
description: John Marshall (September 24, 1755July 6, 1835) was an American statesman, jurist, and Founding Father who served as the fourth chief justice of the United States from 1801 until his death in 1835. He
popularity: 11
followers: 450
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additional property: OTSVerifyInstructions
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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: 2026-06-15T02:47:28Z
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album: Bopera House
  type: MusicAlbum
  date published: 1989
album: Bodywork
  type: MusicAlbum
  date published: 1998-09-01
album: Dreamin' On The Hudson
  type: MusicAlbum
  date published: 1999
album: Theme Of No Repeat
  type: MusicAlbum
  date published: 2000
album: Frisky
  type: MusicAlbum
  date published: 2005
album: Live At 'le Pirate'
  type: MusicAlbum
  date published: 2008-01-01
album: Waltz For Worms
  type: MusicAlbum
  date published: 2010-05-30
album: Night Bird - Thoughts on Chet Baker
  type: MusicAlbum
  date published: 2013
album: ALMOST BLUE
  type: MusicAlbum
  date published: 2021-07-28
track: Welcome Home (Sanitarium)
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  by artist: Whitfield Crane
  by artist: Scott Ian
  by artist: John Marshall
  by artist: Mikkey Dee
  in album: Metal on Metal
    type: MusicAlbum
    date published: 2013-08-01
  popularity: 4
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ccacdc050966b6d70c4263de1a3deaef82794189475d5c9093f551cdafd5c3e. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/QMFMG1355006.
    date published: 2026-07-31T00:26:26Z
  audio: Welcome Home (Sanitarium)
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track: Sanitarium
  type: MusicRecording
  duration: PT6M25S
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  by artist: Whitfield Crane
  by artist: John Marshall
  by artist: Scott Ian
  by artist: Tony Levin
  by artist: Mickey Dee
  in album: Metallic Assault - A Tribute to Metallica
    type: MusicAlbum
    date published: 2006-03-21
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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: 2026-07-30T08:30:10Z
  audio: Sanitarium
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    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
    additional property: Key Name
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track: Cloudless Sky - Remastered

Tempo (BPM)
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value: 117.783

Musical Key
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value: 0

Mode (Major/Minor)
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value: 1

Time Signature
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value: 5

Danceability
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value: 0.32

Energy
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value: 0.975

Speechiness
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value: 0.073

Acousticness
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value: 0

Instrumentalness
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value: 0.002

Liveness
type: PropertyValue
value: 0.105

Valence (Positivity)
type: PropertyValue
value: 0.39

Loudness (dB)
type: PropertyValue
value: -9.099

Key Name
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value: C

Mode Name
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value: Major

Sanitarium
type: MusicRecording
duration: PT6M25S
duration ms: 385493
explicit: false
by artist: Whitfield Crane
by artist: John Marshall
by artist: Scott Ian
by artist: Tony Levin
by artist: Mikkey Dee
in album: Nothing Else Matters - A Tribute to Metallica
  type: MusicAlbum
  date published: 2014-11-15
isrc code: QM7281495715
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78c2919b5f397e843600a4d664f691c64242f09f5171efbf507d587611114b78. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281495715.
  date published: 2026-07-08T03:20:19Z
audio: Sanitarium
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Instrumentalness
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Cloudless Sky - Remastered
type: MusicRecording
duration: PT8M14S
duration ms: 494920
explicit: false
by artist: John Surman
by artist: Chris Laurence
by artist: John Marshall
by artist: John Taylor
by artist: Malcolm Griffiths
by artist: Terje Rypdal
in album: Morning Glory (Remastered)
  type: MusicAlbum
  date published: 1973
genre: jazz
genre: free-jazz
isrc code: GBBLD7310101
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x181e0a728671ac2df6f40f73bc6ef1e600e4793187144bcf6f0e79180c401f26. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/GBBLD7310101.
  date published: 2026-07-31T17:29:52Z
audio: Cloudless Sky - Remastered
  type: AudioObject
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