David & the Devil
type: MusicGroup
genre: gothic country
popularity: 26
followers: 2069
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c6de541761d8a0dead140ef374e39d5f1754ba851f25d07a679ecdcba119f1e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/601ad5c8-53b2-486e-949d-40e314597f17.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/601ad5c8-53b2-486e-949d-40e314597f17.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/601ad5c8-53b2-486e-949d-40e314597f17
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5c6de541761d8a0dead140ef374e39d5f1754ba851f25d07a679ecdcba119f1e","name":"David & the Devil","registered_at":"2026-06-11T22:46:15Z","symbol":"NIM0126321","token_address":"0x1940c6e9af9d6c3408c45a153a186f68bd8bb372","type":"artist","uuid":"601ad5c8-53b2-486e-949d-40e314597f17"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c6de541761d8a0dead140ef374e39d5f1754ba851f25d07a679ecdcba119f1e. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/601ad5c8-53b2-486e-949d-40e314597f17.json and https://artists.proofprofile.net/proofs/artist/601ad5c8-53b2-486e-949d-40e314597f17.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x5c6de541761d8a0dead140ef374e39d5f1754ba851f25d07a679ecdcba119f1e","name":"David & the Devil","registered_at":"2026-06-11T22:46:15Z","symbol":"NIM0126321","token_address":"0x1940c6e9af9d6c3408c45a153a186f68bd8bb372","type":"artist","uuid":"601ad5c8-53b2-486e-949d-40e314597f17"}
album: Down in the Swamp
  type: MusicAlbum
  date published: 2019-10-30
album: Up Jumped the Devil
  type: MusicAlbum
  date published: 2019-12-30
album: King of the Swamp
  type: MusicAlbum
  date published: 2021-04-30
  track: King of the Swamp I
    type: MusicRecording
    duration: PT3M33S
    duration ms: 213943
    explicit: false
    by artist: David & the Devil
    in album: King of the Swamp
      type: MusicAlbum
      date published: 2021-04-30
    genre: gothic country
    isrc code: USDY42157254
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T15:59:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8e7c5a99ec52034f8133c6d9238e07e7f975673b367b0b4933de4a3fe3a0bb75
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY42157254
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T04:47:21Z
    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 0x8e7c5a99ec52034f8133c6d9238e07e7f975673b367b0b4933de4a3fe3a0bb75. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/USDY42157254.
      date published: 2026-07-05T04:47:21Z
    audio: King of the Swamp I
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 91.992
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.724
      additional property: Energy
        type: PropertyValue
        value: 0.163
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.903
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.952
      additional property: Liveness
        type: PropertyValue
        value: 0.082
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.077
      additional property: Loudness (dB)
        type: PropertyValue
        value: -15.02
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Oh Death
    type: MusicRecording
    duration: PT4M25S
    duration ms: 265744
    explicit: false
    by artist: David & the Devil
    in album: King of the Swamp
      type: MusicAlbum
      date published: 2021-04-30
    genre: gothic country
    isrc code: USDY42157256
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T12:41:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9b40e49a08e6bc52e97ed41cc5202aecc3a4f5ddcb993c70899f9a9e9c4288a1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958554
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958554
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY42157256
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T13:17:01Z
    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 0x9b40e49a08e6bc52e97ed41cc5202aecc3a4f5ddcb993c70899f9a9e9c4288a1. Chain 2 (Bitcoin): anchored in block 958554 (2026-07-18T13:17:01Z), 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/USDY42157256.
      date published: 2026-07-18T13:17:01Z
    audio: Oh Death
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 114.23
      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: 0.585
      additional property: Energy
        type: PropertyValue
        value: 0.022
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.94
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.017
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: G.A.T.O.R
album: You're Gonna Need Somebody When You Die
album: My Little Frog (I've Got the Blues for You, A Song for Sad Santiago)
album: Muscular Dystrophy Blues
album: Guitar from Saginaw
album: Have you heard of the Swamp Man ?

Liveness
type: PropertyValue
value: 0.083

Valence (Positivity)
type: PropertyValue
value: 0.264

Loudness (dB)
type: PropertyValue
value: -24.355

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

G.A.T.O.R
type: MusicRecording
duration: PT2M38S
duration ms: 158146
explicit: false
by artist: David & the Devil
in album: King of the Swamp
  type: MusicAlbum
  date published: 2021-04-30
genre: gothic country
isrc code: USDY42157259
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T16:21:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x710be2983a3485c621d13c2c06a794ecb88b8c103e432293d00cf2957508eb69
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956826
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY42157259
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
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 0x710be2983a3485c621d13c2c06a794ecb88b8c103e432293d00cf2957508eb69. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USDY42157259.
  date published: 2026-07-05T19:27:56Z
audio: G.A.T.O.R
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 170.006
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.494
  additional property: Energy
    type: PropertyValue
    value: 0.322
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.876
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.839
  additional property: Liveness
    type: PropertyValue
    value: 0.047
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.318
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.111
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

You're Gonna Need Somebody When You Die
type: MusicAlbum
date published: 2022-03-04

My Little Frog (I've Got the Blues for You, A Song for Sad Santiago)
type: MusicAlbum
date published: 2024-02-14

Muscular Dystrophy Blues
type: MusicAlbum
date published: 2024-09-13

Guitar from Saginaw
type: MusicAlbum
date published: 2025-04-01

Have you heard of the Swamp Man ?
type: MusicAlbum
date published: 2025-04-11
track: Have you heard of the Swamp Man ?
  type: MusicRecording
  duration: PT1M40S
  duration ms: 100000
  explicit: false
  by artist: David & the Devil
  in album: Have you heard of the Swamp Man ?
    type: MusicAlbum
    date published: 2025-04-11
  genre: gothic country
  isrc code: USDY42518278
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T17:10:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x20f314f2ed753ae843ad7c275159f004230e4745959a19ce5da92efc61a6e43b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956560
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956560
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY42518278
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T23:28:02Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20f314f2ed753ae843ad7c275159f004230e4745959a19ce5da92efc61a6e43b. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/USDY42518278.
    date published: 2026-07-03T23:28:02Z
  audio: Have you heard of the Swamp Man ?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.687
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.607
    additional property: Energy
      type: PropertyValue
      value: 0.112
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.81
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.518
    additional property: Liveness
      type: PropertyValue
      value: 0.074
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.354
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.287
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major