Guerrilla Oi!
type: MusicGroup
genre: punk
popularity: 20
followers: 6254
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4491e7d5acd42380a58a941fe1b121d0cdb0e6e531a136bb5918951683979d48
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953786
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953786
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d8193cba-1baf-460f-b57f-5e9a6bd45648.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d8193cba-1baf-460f-b57f-5e9a6bd45648.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d8193cba-1baf-460f-b57f-5e9a6bd45648
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T12:56:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4491e7d5acd42380a58a941fe1b121d0cdb0e6e531a136bb5918951683979d48","name":"Guerrilla Oi!","registered_at":"2026-06-15T03:15:32Z","symbol":"NIM0664700","token_address":"0xf0cd0dafe02643ad711b7330d3a05cdcc3fa9e20","type":"artist","uuid":"d8193cba-1baf-460f-b57f-5e9a6bd45648"}
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 0x4491e7d5acd42380a58a941fe1b121d0cdb0e6e531a136bb5918951683979d48. Chain 2 (Bitcoin): anchored in block 953786 (2026-06-15T12:56:12Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d8193cba-1baf-460f-b57f-5e9a6bd45648.json and https://artists.proofprofile.net/proofs/artist/d8193cba-1baf-460f-b57f-5e9a6bd45648.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T12:56:12Z
  text: {"copyright_id":"0x4491e7d5acd42380a58a941fe1b121d0cdb0e6e531a136bb5918951683979d48","name":"Guerrilla Oi!","registered_at":"2026-06-15T03:15:32Z","symbol":"NIM0664700","token_address":"0xf0cd0dafe02643ad711b7330d3a05cdcc3fa9e20","type":"artist","uuid":"d8193cba-1baf-460f-b57f-5e9a6bd45648"}
album: Guerrilla Oi!
  type: MusicAlbum
  date published: 2001
  track: Larga Vida al Vietcom
    type: MusicRecording
    duration: PT5M3S
    duration ms: 303374
    explicit: false
    by artist: Guerrilla Oi!
    in album: Guerrilla Oi!
      type: MusicAlbum
      date published: 2001
    genre: punk
    isrc code: GBSMU4455996
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T05:40:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x47be1f531347921552143c59d719d368f4511141c9c577059d2a3fe7f910c981
    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/GBSMU4455996
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47be1f531347921552143c59d719d368f4511141c9c577059d2a3fe7f910c981. 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/GBSMU4455996.
      date published: 2026-07-15T06:57:12Z
    audio: Larga Vida al Vietcom
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 107.932
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.419
      additional property: Energy
        type: PropertyValue
        value: 0.524
      additional property: Speechiness
        type: PropertyValue
        value: 0.066
      additional property: Acousticness
        type: PropertyValue
        value: 0.013
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.059
      additional property: Liveness
        type: PropertyValue
        value: 0.105
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.551
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.031
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: City Boy
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206068
    explicit: false
    by artist: Guerrilla Oi!
    in album: Guerrilla Oi!
      type: MusicAlbum
      date published: 2001
    genre: punk
    isrc code: GBSMU4455997
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T06:11:16+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x512509a2e364e1310f8bdb1f2d9818ff3eb06492769cfca0e8e85668891b5b03
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958977
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958977
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4455997
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T09:10:13Z
    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 0x512509a2e364e1310f8bdb1f2d9818ff3eb06492769cfca0e8e85668891b5b03. Chain 2 (Bitcoin): anchored in block 958977 (2026-07-21T09:10:13Z), 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/GBSMU4455997.
      date published: 2026-07-21T09:10:13Z
    audio: City Boy
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.282
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.33
      additional property: Energy
        type: PropertyValue
        value: 0.829
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.098
      additional property: Liveness
        type: PropertyValue
        value: 0.072
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.38
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Sangre y Miseria
  track: Unidos Para Luchar
  track: Presos
  track: 20 Años
album: ¿Sabéis Contar?

Loudness (dB)
type: PropertyValue
value: -8.961

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Sangre y Miseria
type: MusicRecording
duration: PT2M49S
duration ms: 169392
explicit: false
by artist: Guerrilla Oi!
in album: Guerrilla Oi!
  type: MusicAlbum
  date published: 2001
genre: punk
isrc code: GBSMU4455998
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T07:05:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d724f34bb04bbd307fae6efb2e90384b8f1eb363e46f1c2b356c1d435330286
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959107
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959107
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4455998
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T10:07:43Z
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 0x8d724f34bb04bbd307fae6efb2e90384b8f1eb363e46f1c2b356c1d435330286. Chain 2 (Bitcoin): anchored in block 959107 (2026-07-22T10:07:43Z), 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/GBSMU4455998.
  date published: 2026-07-22T10:07:43Z
audio: Sangre y Miseria
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.916
  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: 0.552
  additional property: Energy
    type: PropertyValue
    value: 0.726
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.019
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.621
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.55
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Unidos Para Luchar
type: MusicRecording
duration: PT1M51S
duration ms: 111870
explicit: false
by artist: Guerrilla Oi!
in album: Guerrilla Oi!
  type: MusicAlbum
  date published: 2001
genre: punk
isrc code: GBSMU4455999
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T05:22:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x72ae8ff2ed44e0289a5f3cec849d975be919923e73f7d1e879b9c537d521a14d
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/GBSMU4455999
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72ae8ff2ed44e0289a5f3cec849d975be919923e73f7d1e879b9c537d521a14d. 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/GBSMU4455999.
  date published: 2026-07-15T06:57:12Z
audio: Unidos Para Luchar
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.728
  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: 0.497
  additional property: Energy
    type: PropertyValue
    value: 0.921
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.029
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.066
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.605
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.254
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Presos
type: MusicRecording
duration: PT3M10S
duration ms: 190943
explicit: false
by artist: Guerrilla Oi!
in album: Guerrilla Oi!
  type: MusicAlbum
  date published: 2001
genre: punk
isrc code: GBSMU4456000
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T22:49:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa686d19764a365556d8dfddefa706f09cde035cd6a2290fbe7daa0432327a64a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958622
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958622
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4456000
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T22:58:55Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa686d19764a365556d8dfddefa706f09cde035cd6a2290fbe7daa0432327a64a. Chain 2 (Bitcoin): anchored in block 958622 (2026-07-18T22:58:55Z), 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/GBSMU4456000.
  date published: 2026-07-18T22:58:55Z
audio: Presos
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 153.171
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.41
  additional property: Energy
    type: PropertyValue
    value: 0.778
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.001
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.299
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.569
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.506
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

20 Años
type: MusicRecording
duration: PT2M3S
duration ms: 123338
explicit: false
by artist: Guerrilla Oi!
in album: Guerrilla Oi!
  type: MusicAlbum
  date published: 2001
genre: punk
isrc code: GBSMU4456001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T05:48:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96f7510a3fe9ecfac7b04bfd948c7a8403c2f18e799cb11f9321bf56a0a56dad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958111
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958111
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4456001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T06:58:20Z
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 0x96f7510a3fe9ecfac7b04bfd948c7a8403c2f18e799cb11f9321bf56a0a56dad. Chain 2 (Bitcoin): anchored in block 958111 (2026-07-15T06:58:20Z), 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/GBSMU4456001.
  date published: 2026-07-15T06:58:20Z
audio: 20 Años
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.667
  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: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.751
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.053
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.31
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.87
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.312
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

¿Sabéis Contar?
type: MusicAlbum
date published: 2004
track: Rebelión en la Ciudad
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201052
  explicit: false
  by artist: Guerrilla Oi!
  in album: ¿Sabéis Contar?
    type: MusicAlbum
    date published: 2004
  genre: punk
  isrc code: GBSMU4494156
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T19:15:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958319
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958319
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4494156
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T22:24:36Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x954acabc23e23b872dc213827b20e2e26fb446659189cdef09eb05688ed4b532. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-16T22:24:36Z), 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/GBSMU4494156.
    date published: 2026-07-16T22:24:36Z
  audio: Rebelión en la Ciudad
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.002
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.438
    additional property: Energy
      type: PropertyValue
      value: 0.838
    additional property: Speechiness
      type: PropertyValue
      value: 0.035
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.293
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.511
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.235
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: El Estado es mi Enemigo
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185431
  explicit: false
  by artist: Guerrilla Oi!
  in album: ¿Sabéis Contar?
    type: MusicAlbum
    date published: 2004
  genre: punk
  isrc code: GBSMU4456043
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T09:48:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd9850e7701a43dee0fff1911591b626216c8b45a67c22b2bff627ae70d3f0a5e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958992
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958992
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4456043
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T12:51:02Z
  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 0xd9850e7701a43dee0fff1911591b626216c8b45a67c22b2bff627ae70d3f0a5e. Chain 2 (Bitcoin): anchored in block 958992 (2026-07-21T12:51:02Z), 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/GBSMU4456043.
    date published: 2026-07-21T12:51:02Z
  audio: El Estado es mi Enemigo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 155.741
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.259
    additional property: Energy
      type: PropertyValue
      value: 0.946
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.006
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.351
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.742
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.687
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Sólo Otra Vez
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153300
  explicit: false
  by artist: Guerrilla Oi!
  in album: ¿Sabéis Contar?
    type: MusicAlbum
    date published: 2004
  genre: punk
  isrc code: GBSMU4456044
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T00:13:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa9284e335de6ec67bcb4af37556acac6f6d004cc8aaad32d742144ebcd0804a8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958087
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958087
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Sólo Otra Vez

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU4456044

OTSTimestamp
type: PropertyValue
value: 2026-07-15T02:56:49Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9284e335de6ec67bcb4af37556acac6f6d004cc8aaad32d742144ebcd0804a8. Chain 2 (Bitcoin): anchored in block 958087 (2026-07-15T02:56:49Z), 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/GBSMU4456044.
date published: 2026-07-15T02:56:49Z

Sólo Otra Vez
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 153.661
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.423
additional property: Energy
  type: PropertyValue
  value: 0.964
additional property: Speechiness
  type: PropertyValue
  value: 0.053
additional property: Acousticness
  type: PropertyValue
  value: 0.001
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.352
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.658
additional property: Loudness (dB)
  type: PropertyValue
  value: -3.691
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major