PETOFI
type: MusicGroup
genre: melodic hardcore
popularity: 15
followers: 2745
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0e539e404e8af89028d32bb718410f971c8dc72414850faa792d4ee7c8889ea3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953741
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953741
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9ef29c0d-f523-43e2-a4b3-210f4494c3cd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9ef29c0d-f523-43e2-a4b3-210f4494c3cd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9ef29c0d-f523-43e2-a4b3-210f4494c3cd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T04:44:49Z
additional property: OTSCanonicalRecord
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 0x0e539e404e8af89028d32bb718410f971c8dc72414850faa792d4ee7c8889ea3. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9ef29c0d-f523-43e2-a4b3-210f4494c3cd.json and https://artists.proofprofile.net/proofs/artist/9ef29c0d-f523-43e2-a4b3-210f4494c3cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
album: Hanyatlás
  type: MusicAlbum
  date published: 2016-07-14
  track: Süket Füledre Talál A Vallomásom
    type: MusicRecording
    duration: PT3M41S
    duration ms: 221741
    explicit: false
    by artist: PETOFI
    in album: Hanyatlás
      type: MusicAlbum
      date published: 2016-07-14
    genre: melodic hardcore
    isrc code: FR59R1732110
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T23:45:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd267e13c3899c5341c22fcaecaf8f1dbae1cebe008530a59a4751c69d94dcf7e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958341
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958341
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR59R1732110
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T02:46:35Z
    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 0xd267e13c3899c5341c22fcaecaf8f1dbae1cebe008530a59a4751c69d94dcf7e. Chain 2 (Bitcoin): anchored in block 958341 (2026-07-17T02:46:35Z), 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/FR59R1732110.
      date published: 2026-07-17T02:46:35Z
    audio: Süket Füledre Talál A Vallomásom
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 93.949
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.391
      additional property: Energy
        type: PropertyValue
        value: 0.976
      additional property: Speechiness
        type: PropertyValue
        value: 0.116
      additional property: Acousticness
        type: PropertyValue
        value: 0.005
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.066
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.191
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.935
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Holttestemen Át
    type: MusicRecording
    duration: PT3M20S
    duration ms: 200559
    explicit: false
    by artist: PETOFI
    in album: Hanyatlás
      type: MusicAlbum
      date published: 2016-07-14
    genre: melodic hardcore
    isrc code: FR59R1732111
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T16:14:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe0790bfd89f53be27fbd3f9acfc6981824d3279009d567ffc21a253b7694683f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959037
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959037
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR59R1732111
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T16:59:47Z
    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 0xe0790bfd89f53be27fbd3f9acfc6981824d3279009d567ffc21a253b7694683f. Chain 2 (Bitcoin): anchored in block 959037 (2026-07-21T16:59:47Z), 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/FR59R1732111.
      date published: 2026-07-21T16:59:47Z
    audio: Holttestemen Át
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.67
      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: 0.403
      additional property: Energy
        type: PropertyValue
        value: 0.944
      additional property: Speechiness
        type: PropertyValue
        value: 0.108
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.095
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.306
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.639
      additional property: Key Name
      additional property: Mode Name
album: Árnyunk Az Égbolt
album: Sorsüldözött
album: Rossz döntések naplója
album: Levelek a föld alól

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Árnyunk Az Égbolt
type: MusicAlbum
date published: 2016-07-27
track: Szellemképek
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174786
  explicit: false
  by artist: PETOFI
  in album: Árnyunk Az Égbolt
    type: MusicAlbum
    date published: 2016-07-27
  genre: melodic hardcore
  isrc code: FR59R1732105
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T14:44:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb8f5faab1cd9b0181d8b1aa3e663eeebe8963c8d1b2f7601851ee10c9e072b8b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958749
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958749
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR59R1732105
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T17:45:53Z
  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 0xb8f5faab1cd9b0181d8b1aa3e663eeebe8963c8d1b2f7601851ee10c9e072b8b. Chain 2 (Bitcoin): anchored in block 958749 (2026-07-19T17:45:53Z), 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/FR59R1732105.
    date published: 2026-07-19T17:45:53Z
  audio: Szellemképek
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 93.503
    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: 0.442
    additional property: Energy
      type: PropertyValue
      value: 0.959
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.164
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.713
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.544
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Az idő esete
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202297
  explicit: false
  by artist: PETOFI
  in album: Árnyunk Az Égbolt
    type: MusicAlbum
    date published: 2016-07-27
  genre: melodic hardcore
  isrc code: FR59R1732107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T12:50:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x024884aeb190e090feecd4f4d6648f15b96126f4eeca496b89961f7109a2fc41
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958157
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958157
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR59R1732107
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T15:52:46Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x024884aeb190e090feecd4f4d6648f15b96126f4eeca496b89961f7109a2fc41. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:52:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR59R1732107.
    date published: 2026-07-15T15:52:46Z
  audio: Az idő esete
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.99
    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: 0.525
    additional property: Energy
      type: PropertyValue
      value: 0.962
    additional property: Speechiness
      type: PropertyValue
      value: 0.15
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.327
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.54
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.268
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Sorsüldözött
type: MusicAlbum
date published: 2018-06-19

Rossz döntések naplója
type: MusicAlbum
date published: 2019-09-27
track: Kések
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200464
  explicit: false
  by artist: PETOFI
  in album: Rossz döntések naplója
    type: MusicAlbum
    date published: 2019-09-27
  genre: melodic hardcore
  isrc code: FR96X1973249
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T13:07:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xed17da74fb5f099c43906ffd87a5a007e2c014ceacde8a1c2bcd3a9f9231fbed
  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/FR96X1973249
  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 0xed17da74fb5f099c43906ffd87a5a007e2c014ceacde8a1c2bcd3a9f9231fbed. 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/FR96X1973249.
    date published: 2026-07-18T13:17:01Z
  audio: Kések
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.002
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.599
    additional property: Energy
      type: PropertyValue
      value: 0.95
    additional property: Speechiness
      type: PropertyValue
      value: 0.087
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.232
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.3
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.127
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Levelek a föld alól
type: MusicAlbum
date published: 2023-04-19
track: Réveteg
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276480
  explicit: false
  by artist: PETOFI
  in album: Levelek a föld alól
    type: MusicAlbum
    date published: 2023-04-19
  genre: melodic hardcore
  isrc code: FRX282386305
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T15:30:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcc5bc211e0e7821ddcd5b13ec85af00b610892e26d2db5dda5c8b9dc815ab610
  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/FRX282386305
  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 0xcc5bc211e0e7821ddcd5b13ec85af00b610892e26d2db5dda5c8b9dc815ab610. 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/FRX282386305.
    date published: 2026-07-05T19:27:56Z
  audio: Réveteg
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.078
    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: 0.224
    additional property: Energy
      type: PropertyValue
      value: 0.883
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.011
    additional property: Liveness
      type: PropertyValue
      value: 0.309
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.239
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.523
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Komorebi
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234758
  explicit: false
  by artist: PETOFI
  in album: Levelek a föld alól
    type: MusicAlbum
    date published: 2023-04-19
  genre: melodic hardcore
  isrc code: FRX282386307
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:53:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcae176a733a31862a280fa34629626d0312837f447a52b4f8832fd34ad5fceec
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX282386307
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  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 0xcae176a733a31862a280fa34629626d0312837f447a52b4f8832fd34ad5fceec. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/FRX282386307.
    date published: 2026-07-03T21:18:05Z
  audio: Komorebi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.745
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.372
    additional property: Energy
      type: PropertyValue
      value: 0.891
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.188
    additional property: Liveness
      type: PropertyValue
      value: 0.188
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.369
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.533
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor