Federico Epis
type: MusicGroup
genre: progressive house
popularity: 11
followers: 418
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6140a06cc77cbe0c3528949931305cd1d77647f618e74ea6a942402f53a9d5d7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953758
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953758
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b70e3d11-a0c4-4afd-9f86-d6723eddaa9d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b70e3d11-a0c4-4afd-9f86-d6723eddaa9d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b70e3d11-a0c4-4afd-9f86-d6723eddaa9d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T07:48:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6140a06cc77cbe0c3528949931305cd1d77647f618e74ea6a942402f53a9d5d7","name":"Federico Epis","registered_at":"2026-06-14T23:40:11Z","symbol":"NIM0613237","token_address":"0xd65d63f1ef05464a7d726ccbf92dde3eca49e82a","type":"artist","uuid":"b70e3d11-a0c4-4afd-9f86-d6723eddaa9d"}
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 0x6140a06cc77cbe0c3528949931305cd1d77647f618e74ea6a942402f53a9d5d7. Chain 2 (Bitcoin): anchored in block 953759 (2026-06-15T08:04:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b70e3d11-a0c4-4afd-9f86-d6723eddaa9d.json and https://artists.proofprofile.net/proofs/artist/b70e3d11-a0c4-4afd-9f86-d6723eddaa9d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T08:04:42Z
  text: {"copyright_id":"0x6140a06cc77cbe0c3528949931305cd1d77647f618e74ea6a942402f53a9d5d7","name":"Federico Epis","registered_at":"2026-06-14T23:40:11Z","symbol":"NIM0613237","token_address":"0xd65d63f1ef05464a7d726ccbf92dde3eca49e82a","type":"artist","uuid":"b70e3d11-a0c4-4afd-9f86-d6723eddaa9d"}
album: Natalia (Remix)
  type: MusicAlbum
  date published: 2006-05-17
album: Sensations EP
  type: MusicAlbum
  date published: 2008-07-09
album: Davinci EP
  type: MusicAlbum
  date published: 2008-08-14
album: Sensations Remixed
  type: MusicAlbum
  date published: 2008-09-16
album: Shout
  type: MusicAlbum
  date published: 2010-03-08
album: Shout
  type: MusicAlbum
  date published: 2010-03-08
album: Celebrate (Remixes) (Part 2)
  type: MusicAlbum
  date published: 2012-01-04
album: Plastik
  type: MusicAlbum
  date published: 2012-03-07
album: Plastik
  type: MusicAlbum
  date published: 2012-03-07
album: The End
  type: MusicAlbum
  date published: 2012-05-08
album: Sprit / Shadow
  type: MusicAlbum
  date published: 2013-07-08
album: Belong Preview
  type: MusicAlbum
  date published: 2024-02-09
album: Sunrise Preview
  type: MusicAlbum
  date published: 2024-02-16
album: Sapphire Preview
  type: MusicAlbum
  date published: 2024-05-03
album: Sapphire
  type: MusicAlbum
  date published: 2024-07-04
album: Numa
  type: MusicAlbum
  date published: 2025-01-09
  track: Numa
    type: MusicRecording
    duration: PT7M44S
    duration ms: 464000
    explicit: false
    by artist: Federico Epis
    in album: Numa
      type: MusicAlbum
      date published: 2025-01-09
    genre: progressive house
    isrc code: US83Z2424651
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T05:05:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8d4a2153914135290894395846aee1ad5fab30b7a8081093c8dec47b6791ee22
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958830
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958830
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2424651
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T08:04:39Z
    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 0x8d4a2153914135290894395846aee1ad5fab30b7a8081093c8dec47b6791ee22. Chain 2 (Bitcoin): anchored in block 958830 (2026-07-20T08:04:39Z), 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/US83Z2424651.
      date published: 2026-07-20T08:04:39Z
    audio: Numa
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.003
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.508
      additional property: Energy
        type: PropertyValue
        value: 0.919
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.01
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.832
      additional property: Liveness
        type: PropertyValue
        value: 0.258
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.131
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.445
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Restart
  type: MusicAlbum
  date published: 2025-02-28
  track: Restart
    type: MusicRecording
    duration: PT8M9S
    duration ms: 489835
    explicit: false
    by artist: Federico Epis
    in album: Restart
      type: MusicAlbum
      date published: 2025-02-28
    genre: progressive house
    isrc code: AUXN22505458
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T06:44:02+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdf8ab8fefa0a27a250acc962c70e44c956378971fd38a8d8dc20f2b870383974
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Restart
album: Dreaming / Mistake
album: Missing Sunshine
album: Leo
album: Once Again
album: The Day After
album: Beyond XXV

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22505458

OTSTimestamp
type: PropertyValue
value: 2026-07-04T10:04:33Z

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 0xdf8ab8fefa0a27a250acc962c70e44c956378971fd38a8d8dc20f2b870383974. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22505458.
date published: 2026-07-04T10:04:33Z

Restart
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 122.005
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: 0.772
additional property: Energy
  type: PropertyValue
  value: 0.67
additional property: Speechiness
  type: PropertyValue
  value: 0.047
additional property: Acousticness
  type: PropertyValue
  value: 0.001
additional property: Instrumentalness
  type: PropertyValue
  value: 0.845
additional property: Liveness
  type: PropertyValue
  value: 0.229
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.193
additional property: Loudness (dB)
  type: PropertyValue
  value: -9.411
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Dreaming / Mistake
type: MusicAlbum
date published: 2025-03-21
track: Dreaming
  type: MusicRecording
  duration: PT8M30S
  duration ms: 510733
  explicit: false
  by artist: Federico Epis
  in album: Dreaming / Mistake
    type: MusicAlbum
    date published: 2025-03-21
  genre: progressive house
  isrc code: NLHR22500168
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:32:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5b87f43bdd5f46590498dc73748f84aecd8e8fb0fd8dee2a331c9ff57637354
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956476
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956476
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHR22500168
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T09:04:44Z
  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 0xc5b87f43bdd5f46590498dc73748f84aecd8e8fb0fd8dee2a331c9ff57637354. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/NLHR22500168.
    date published: 2026-07-03T09:04:44Z
  audio: Dreaming
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.002
    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: 0.686
    additional property: Energy
      type: PropertyValue
      value: 0.734
    additional property: Speechiness
      type: PropertyValue
      value: 0.053
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.765
    additional property: Liveness
      type: PropertyValue
      value: 0.074
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.567
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.756
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Dreaming - Rauschhaus Rework
  type: MusicRecording
  duration: PT6M53S
  duration ms: 413360
  explicit: false
  by artist: Federico Epis
  in album: Dreaming / Mistake
    type: MusicAlbum
    date published: 2025-03-21
  genre: progressive house
  isrc code: NLHR22500170
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T03:47:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x12f69f457f14d057a1bd4bb5e98297ff31c01330613e70cf3cfdb057595b2a22
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958654
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958654
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHR22500170
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T03:55:30Z
  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 0x12f69f457f14d057a1bd4bb5e98297ff31c01330613e70cf3cfdb057595b2a22. Chain 2 (Bitcoin): anchored in block 958654 (2026-07-19T03:55:30Z), 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/NLHR22500170.
    date published: 2026-07-19T03:55:30Z
  audio: Dreaming - Rauschhaus Rework
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.004
    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: 0.775
    additional property: Energy
      type: PropertyValue
      value: 0.848
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.763
    additional property: Liveness
      type: PropertyValue
      value: 0.064
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.072
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.53
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Mistake - Mike Kohl Remix
  type: MusicRecording
  duration: PT7M23S
  duration ms: 443946
  explicit: false
  by artist: Federico Epis
  in album: Dreaming / Mistake
    type: MusicAlbum
    date published: 2025-03-21
  genre: progressive house
  isrc code: NLHR22500171
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T11:48:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x45b59a96128aa3ac3804bfc6b080e7bdf5ee9df282141da4224a646c8b86d6fe
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958544
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958544
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Mistake - Mike Kohl Remix

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHR22500171

OTSTimestamp
type: PropertyValue
value: 2026-07-18T12:14:37Z

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 0x45b59a96128aa3ac3804bfc6b080e7bdf5ee9df282141da4224a646c8b86d6fe. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHR22500171.
date published: 2026-07-18T12:14:37Z

Mistake - Mike Kohl Remix
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 121.995
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: 0.701
additional property: Energy
  type: PropertyValue
  value: 0.773
additional property: Speechiness
  type: PropertyValue
  value: 0.07
additional property: Acousticness
  type: PropertyValue
  value: 0
additional property: Instrumentalness
  type: PropertyValue
  value: 0.832
additional property: Liveness
  type: PropertyValue
  value: 0.053
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.35
additional property: Loudness (dB)
  type: PropertyValue
  value: -9.026
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Minor

Missing Sunshine
type: MusicAlbum
date published: 2025-04-18

Leo
type: MusicAlbum
date published: 2025-05-09
track: Leo
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321507
  explicit: false
  by artist: Federico Epis
  in album: Leo
    type: MusicAlbum
    date published: 2025-05-09
  genre: progressive house
  isrc code: NLHR22500370
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T05:19:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4bad0605b1520eabab077fb7d415949d5f8740e0947ab1e37d9727bcc6129b86
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956790
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956790
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHR22500370
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T12:31:54Z
  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 0x4bad0605b1520eabab077fb7d415949d5f8740e0947ab1e37d9727bcc6129b86. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/NLHR22500370.
    date published: 2026-07-05T12:31:54Z
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Once Again
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The Day After
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Beyond XXV
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