Prof
type: MusicGroup
popularity: 60
followers: 279351
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x236ac993a55285e7253b8ff9229eed7967bfa23ee38887c9ace02ca5fef3c437
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953423
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953423
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ddc5ef2-4b7e-43f8-9521-da2e3535d9b3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ddc5ef2-4b7e-43f8-9521-da2e3535d9b3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1ddc5ef2-4b7e-43f8-9521-da2e3535d9b3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
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 → block must exist at that height 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 0x236ac993a55285e7253b8ff9229eed7967bfa23ee38887c9ace02ca5fef3c437. 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/1ddc5ef2-4b7e-43f8-9521-da2e3535d9b3.json and https://artists.proofprofile.net/proofs/artist/1ddc5ef2-4b7e-43f8-9521-da2e3535d9b3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Liability
  type: MusicAlbum
  date published: 2015-10-16
  track: Gasoline
    type: MusicRecording
    duration: PT4M17S
    duration ms: 257600
    explicit: false
    by artist: Prof
    in album: Liability
      type: MusicAlbum
      date published: 2015-10-16
    isrc code: USBWK1500028
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T13:19:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x98dc9ef61dc6403360a7ddd70b1d267275547b6e671e111b1b5965486d842dc4
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 953528
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953528
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/6hZwGfbZLn5i8VTPhw9nZw.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hZwGfbZLn5i8VTPhw9nZw
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x98dc9ef61dc6403360a7ddd70b1d267275547b6e671e111b1b5965486d842dc4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hZwGfbZLn5i8VTPhw9nZw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hZwGfbZLn5i8VTPhw9nZw.
      date published: 2026-06-13T15:41:10Z
album: Big Dog (with That Mexican OT & 2 Chainz)
  type: MusicAlbum
  date published: 2026-02-20
  track: Big Dog (with That Mexican OT & 2 Chainz)
    type: MusicRecording
    duration: PT3M0S
    duration ms: 180519
    explicit: false
    by artist: Prof
    by artist: That Mexican OT
    by artist: 2 Chainz
    in album: Big Dog (with That Mexican OT & 2 Chainz)
      type: MusicAlbum
      date published: 2026-02-20
  track: Destiny (with Sauce Walka)
    type: MusicRecording
    duration: PT3M15S
    duration ms: 195412
    explicit: false
    by artist: Prof
    by artist: Sauce Walka
    in album: Big Dog (with That Mexican OT & 2 Chainz)
      type: MusicAlbum
      date published: 2026-02-20
track: Big Dog (with That Mexican OT & 2 Chainz)
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180519
  explicit: false
  by artist: Prof
  by artist: That Mexican OT
  by artist: 2 Chainz
  in album: Big Dog (with That Mexican OT & 2 Chainz)
    type: MusicAlbum
    date published: 2026-02-20
track: Gasoline
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257600
  explicit: false
  by artist: Prof
  in album: Liability
    type: MusicAlbum
    date published: 2015-10-16
  isrc code: USBWK1500028
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:19:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x98dc9ef61dc6403360a7ddd70b1d267275547b6e671e111b1b5965486d842dc4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6hZwGfbZLn5i8VTPhw9nZw.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hZwGfbZLn5i8VTPhw9nZw
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x98dc9ef61dc6403360a7ddd70b1d267275547b6e671e111b1b5965486d842dc4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hZwGfbZLn5i8VTPhw9nZw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hZwGfbZLn5i8VTPhw9nZw.
    date published: 2026-06-13T15:41:10Z
track: Subpar (with Method Man)
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194826
  explicit: false
  by artist: Prof
  by artist: Method Man
  in album: Subpar (with Method Man)
    type: MusicAlbum
    date published: 2023-03-24
  isrc code: QZWDD2263669
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T16:31:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4ihDvBziAGDBtxggYujhks.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ihDvBziAGDBtxggYujhks
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924","isrc":"QZWDD2263669","name":"Subpar (with Method Man)","registered_at":"2026-06-05T16:31:01Z","spotify_id":"4ihDvBziAGDBtxggYujhks","type":"track"}
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Pack a Lunch (with Redman)
track: Soupy (with Cozz)
track: Penny Nickel Dime
track: Royals
track: High Priced Shoes
track: Horse
track: Snake Skin Leather
track: Judy
track: Devils Gate (with Kevin Gates)
track: Big Hungry Monster
track: Tough Boy (with Mac Irv)
track: Louisiana
track: Heaven

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ihDvBziAGDBtxggYujhks.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ihDvBziAGDBtxggYujhks.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924","isrc":"QZWDD2263669","name":"Subpar (with Method Man)","registered_at":"2026-06-05T16:31:01Z","spotify_id":"4ihDvBziAGDBtxggYujhks","type":"track"}

Pack a Lunch (with Redman)
type: MusicRecording
duration: PT4M18S
duration ms: 258812
explicit: false
by artist: Prof
by artist: Redman
in album: Subpar (with Method Man)
  type: MusicAlbum
  date published: 2023-03-24
isrc code: QZWDD2263652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:36:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0rnMrf5pOlIVqOgx2M9q0r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0rnMrf5pOlIVqOgx2M9q0r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"0rnMrf5pOlIVqOgx2M9q0r","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0rnMrf5pOlIVqOgx2M9q0r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0rnMrf5pOlIVqOgx2M9q0r.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"0rnMrf5pOlIVqOgx2M9q0r","type":"track"}

Soupy (with Cozz)
type: MusicRecording
duration: PT3M26S
duration ms: 206720
explicit: false
by artist: Prof
by artist: Cozz
in album: Soupy (with Cozz)
  type: MusicAlbum
  date published: 2023-03-03
isrc code: QZWDD2263673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:44:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5TBEzYGA3UAtTxzaQ5A6dB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5TBEzYGA3UAtTxzaQ5A6dB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b","isrc":"QZWDD2263673","name":"Soupy (with Cozz)","registered_at":"2026-06-04T14:44:47Z","spotify_id":"5TBEzYGA3UAtTxzaQ5A6dB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5TBEzYGA3UAtTxzaQ5A6dB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5TBEzYGA3UAtTxzaQ5A6dB.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b","isrc":"QZWDD2263673","name":"Soupy (with Cozz)","registered_at":"2026-06-04T14:44:47Z","spotify_id":"5TBEzYGA3UAtTxzaQ5A6dB","type":"track"}

Pack a Lunch (with Redman)
type: MusicRecording
duration: PT4M18S
duration ms: 258812
explicit: false
by artist: Prof
by artist: Redman
in album: Soupy (with Cozz)
  type: MusicAlbum
  date published: 2023-03-03
isrc code: QZWDD2263652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:36:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6lWMWfNn9h4j53YIVbCkVW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lWMWfNn9h4j53YIVbCkVW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"6lWMWfNn9h4j53YIVbCkVW","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6lWMWfNn9h4j53YIVbCkVW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lWMWfNn9h4j53YIVbCkVW.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"6lWMWfNn9h4j53YIVbCkVW","type":"track"}

Penny Nickel Dime
type: MusicRecording
duration: PT3M44S
duration ms: 224059
explicit: false
by artist: Amp Live
by artist: Anya
by artist: Prof
in album: Two Bellmen
  type: MusicAlbum
  date published: 2016-05-20
isrc code: QMFMG1577865

Royals
type: MusicRecording
duration: PT4M15S
duration ms: 255213
explicit: false
by artist: Dimitry Killstorm
by artist: Metasota
by artist: Mike The Martyr
by artist: Muja Messiah
by artist: Prof
by artist: St. Paul Slim
in album: I'm Dimitry Killstorm (IDK)
  type: MusicAlbum
  date published: 2016-08-18
isrc code: USX9P2004641

High Priced Shoes
type: MusicRecording
duration: PT3M41S
duration ms: 221813
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263641
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:44:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd467937f7323fb168296d92d4db5bb53d77d1641c1bbf11f687091d293106b4c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4HZAmZEps1rnI8u3PgPLhT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4HZAmZEps1rnI8u3PgPLhT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd467937f7323fb168296d92d4db5bb53d77d1641c1bbf11f687091d293106b4c","isrc":"QZWDD2263641","name":"High Priced Shoes","registered_at":"2026-06-04T06:44:53Z","spotify_id":"4HZAmZEps1rnI8u3PgPLhT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xd467937f7323fb168296d92d4db5bb53d77d1641c1bbf11f687091d293106b4c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4HZAmZEps1rnI8u3PgPLhT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4HZAmZEps1rnI8u3PgPLhT.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xd467937f7323fb168296d92d4db5bb53d77d1641c1bbf11f687091d293106b4c","isrc":"QZWDD2263641","name":"High Priced Shoes","registered_at":"2026-06-04T06:44:53Z","spotify_id":"4HZAmZEps1rnI8u3PgPLhT","type":"track"}

Horse
type: MusicRecording
duration: PT3M2S
duration ms: 182960
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263644
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:03:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3b02bc06f4a64f74f85614c1d3dbaa081f0f8bd0873af29335344c1a225efaaa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3N6ikRnRr3XYlzBv9iRgEN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3N6ikRnRr3XYlzBv9iRgEN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x3b02bc06f4a64f74f85614c1d3dbaa081f0f8bd0873af29335344c1a225efaaa. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3N6ikRnRr3XYlzBv9iRgEN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3N6ikRnRr3XYlzBv9iRgEN.
  date published: 2026-06-13T15:41:10Z

Snake Skin Leather
type: MusicRecording
duration: PT3M26S
duration ms: 206360
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263648
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:09:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x99f8c0faad138fca849c8067725924bffaf519dc0726f1b5bd6bfc32759bfb06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/521mlZAo2XcA5lvFgN4tUT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/521mlZAo2XcA5lvFgN4tUT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x99f8c0faad138fca849c8067725924bffaf519dc0726f1b5bd6bfc32759bfb06","isrc":"QZWDD2263648","name":"Snake Skin Leather","registered_at":"2026-06-04T13:09:52Z","spotify_id":"521mlZAo2XcA5lvFgN4tUT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x99f8c0faad138fca849c8067725924bffaf519dc0726f1b5bd6bfc32759bfb06. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/521mlZAo2XcA5lvFgN4tUT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/521mlZAo2XcA5lvFgN4tUT.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x99f8c0faad138fca849c8067725924bffaf519dc0726f1b5bd6bfc32759bfb06","isrc":"QZWDD2263648","name":"Snake Skin Leather","registered_at":"2026-06-04T13:09:52Z","spotify_id":"521mlZAo2XcA5lvFgN4tUT","type":"track"}

Pack a Lunch (with Redman)
type: MusicRecording
duration: PT4M18S
duration ms: 258812
explicit: false
by artist: Prof
by artist: Redman
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:36:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3p8PQDGkgwIhp5fyeNypgo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3p8PQDGkgwIhp5fyeNypgo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"3p8PQDGkgwIhp5fyeNypgo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3p8PQDGkgwIhp5fyeNypgo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3p8PQDGkgwIhp5fyeNypgo.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x0c3c5851567421c535c9572da79e3d616e7a5eb0b7aaec4e2b292a09d6774403","isrc":"QZWDD2263652","name":"Pack a Lunch (with Redman)","registered_at":"2026-06-04T08:36:29Z","spotify_id":"3p8PQDGkgwIhp5fyeNypgo","type":"track"}

Judy
type: MusicRecording
duration: PT2M56S
duration ms: 176053
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263655
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:23:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc078ca69ae58a218a15c35b0dd4ad6a203d44eb4df779107a4998ee345060948
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0KijC5ByPD43qXLkxEmf7o.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0KijC5ByPD43qXLkxEmf7o
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc078ca69ae58a218a15c35b0dd4ad6a203d44eb4df779107a4998ee345060948. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0KijC5ByPD43qXLkxEmf7o.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0KijC5ByPD43qXLkxEmf7o.
  date published: 2026-06-13T12:47:07Z

Devils Gate (with Kevin Gates)
type: MusicRecording
duration: PT3M35S
duration ms: 215800
explicit: false
by artist: Prof
by artist: Kevin Gates
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: USLZJ2222203
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T05:52:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15e7fb7745ca048ffdd599078aeeb96bca8fa829d80973aac37b405f3fafd590
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/334BlFXoVUhroNjxfzATJp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/334BlFXoVUhroNjxfzATJp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x15e7fb7745ca048ffdd599078aeeb96bca8fa829d80973aac37b405f3fafd590","isrc":"USLZJ2222203","name":"Devils Gate (with Kevin Gates)","registered_at":"2026-06-04T05:52:02Z","spotify_id":"334BlFXoVUhroNjxfzATJp","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15e7fb7745ca048ffdd599078aeeb96bca8fa829d80973aac37b405f3fafd590. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/334BlFXoVUhroNjxfzATJp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/334BlFXoVUhroNjxfzATJp.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x15e7fb7745ca048ffdd599078aeeb96bca8fa829d80973aac37b405f3fafd590","isrc":"USLZJ2222203","name":"Devils Gate (with Kevin Gates)","registered_at":"2026-06-04T05:52:02Z","spotify_id":"334BlFXoVUhroNjxfzATJp","type":"track"}

Big Hungry Monster
type: MusicRecording
duration: PT3M17S
duration ms: 197413
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: GBRKQ2277714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:51:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd84e97080d60f77b616392c04a10d30667df2fd50e4e136fe828d9485a12c3a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7MrULyUQq1ga9h1lo4WBGN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MrULyUQq1ga9h1lo4WBGN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdd84e97080d60f77b616392c04a10d30667df2fd50e4e136fe828d9485a12c3a","isrc":"GBRKQ2277714","name":"Big Hungry Monster","registered_at":"2026-06-04T16:51:18Z","spotify_id":"7MrULyUQq1ga9h1lo4WBGN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xdd84e97080d60f77b616392c04a10d30667df2fd50e4e136fe828d9485a12c3a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7MrULyUQq1ga9h1lo4WBGN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MrULyUQq1ga9h1lo4WBGN.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xdd84e97080d60f77b616392c04a10d30667df2fd50e4e136fe828d9485a12c3a","isrc":"GBRKQ2277714","name":"Big Hungry Monster","registered_at":"2026-06-04T16:51:18Z","spotify_id":"7MrULyUQq1ga9h1lo4WBGN","type":"track"}

Subpar (with Method Man)
type: MusicRecording
duration: PT3M14S
duration ms: 194826
explicit: false
by artist: Prof
by artist: Method Man
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263669
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:31:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3U6c4yhoy4aJQJJHcXm9yH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3U6c4yhoy4aJQJJHcXm9yH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924","isrc":"QZWDD2263669","name":"Subpar (with Method Man)","registered_at":"2026-06-05T16:31:01Z","spotify_id":"3U6c4yhoy4aJQJJHcXm9yH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3U6c4yhoy4aJQJJHcXm9yH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3U6c4yhoy4aJQJJHcXm9yH.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x86b50258dd1940d5a53af25496f5ef43b757b575da3e9fd2aec7132c7ff2e924","isrc":"QZWDD2263669","name":"Subpar (with Method Man)","registered_at":"2026-06-05T16:31:01Z","spotify_id":"3U6c4yhoy4aJQJJHcXm9yH","type":"track"}

Soupy (with Cozz)
type: MusicRecording
duration: PT3M26S
duration ms: 206720
explicit: false
by artist: Prof
by artist: Cozz
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:44:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1nmZkBjLJr1fK3CiNjkNUS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1nmZkBjLJr1fK3CiNjkNUS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b","isrc":"QZWDD2263673","name":"Soupy (with Cozz)","registered_at":"2026-06-04T14:44:47Z","spotify_id":"1nmZkBjLJr1fK3CiNjkNUS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1nmZkBjLJr1fK3CiNjkNUS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1nmZkBjLJr1fK3CiNjkNUS.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x2b95f0e5f540b3db63c351a9f2689b7fe225b2dfdf69608f1cbfe1519411740b","isrc":"QZWDD2263673","name":"Soupy (with Cozz)","registered_at":"2026-06-04T14:44:47Z","spotify_id":"1nmZkBjLJr1fK3CiNjkNUS","type":"track"}

Tough Boy (with Mac Irv)
type: MusicRecording
duration: PT3M7S
duration ms: 187866
explicit: false
by artist: Prof
by artist: Mac Irv
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263677
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:12:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1343df5eb2d54dd87409e1b91e6510c74fa5d32c13fb4a05b8a09087a87ed14b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3HsjcD5y67EBsIsJfMxuCF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3HsjcD5y67EBsIsJfMxuCF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1343df5eb2d54dd87409e1b91e6510c74fa5d32c13fb4a05b8a09087a87ed14b","isrc":"QZWDD2263677","name":"Tough Boy (with Mac Irv)","registered_at":"2026-06-04T16:12:15Z","spotify_id":"3HsjcD5y67EBsIsJfMxuCF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x1343df5eb2d54dd87409e1b91e6510c74fa5d32c13fb4a05b8a09087a87ed14b. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3HsjcD5y67EBsIsJfMxuCF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3HsjcD5y67EBsIsJfMxuCF.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x1343df5eb2d54dd87409e1b91e6510c74fa5d32c13fb4a05b8a09087a87ed14b","isrc":"QZWDD2263677","name":"Tough Boy (with Mac Irv)","registered_at":"2026-06-04T16:12:15Z","spotify_id":"3HsjcD5y67EBsIsJfMxuCF","type":"track"}

Louisiana
type: MusicRecording
duration: PT4M11S
duration ms: 251106
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZTRX2280335
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T04:29:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65d40d9c6de0cc8a46d577364137bfbc80354e27b42a44e5ec13f8957e94e284
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0RqRgzkuPlIVBy6fqRfgmg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RqRgzkuPlIVBy6fqRfgmg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x65d40d9c6de0cc8a46d577364137bfbc80354e27b42a44e5ec13f8957e94e284. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0RqRgzkuPlIVBy6fqRfgmg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RqRgzkuPlIVBy6fqRfgmg.
  date published: 2026-06-13T12:47:07Z

Heaven
type: MusicRecording
duration: PT3M24S
duration ms: 204000
explicit: false
by artist: Prof
in album: Horse
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZWDD2263686
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:28:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c5c54aa2049489d182de56f3e3f7edf8d36a60cbd14359c3ef9159061c66f30
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2p78D3EENA2obki3tezS7J.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2p78D3EENA2obki3tezS7J
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8c5c54aa2049489d182de56f3e3f7edf8d36a60cbd14359c3ef9159061c66f30. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2p78D3EENA2obki3tezS7J.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2p78D3EENA2obki3tezS7J.
  date published: 2026-06-13T17:25:41Z