Foo Fighters
type: MusicGroup
genre: alternative rock
genre: grunge
genre: modern rock
genre: post-grunge
genre: rock
popularity: 78
followers: 12491783
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x91ea521cdb08b86a0c4d006431d6d31d3e535b7c26dc14f7d889d34434b4dd55
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/49ec74e8-4257-42d1-8906-77ff1bed0c73.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/49ec74e8-4257-42d1-8906-77ff1bed0c73.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/49ec74e8-4257-42d1-8906-77ff1bed0c73
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x91ea521cdb08b86a0c4d006431d6d31d3e535b7c26dc14f7d889d34434b4dd55. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/49ec74e8-4257-42d1-8906-77ff1bed0c73.json and https://artists.proofprofile.net/proofs/artist/49ec74e8-4257-42d1-8906-77ff1bed0c73.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
  track: All My Life
    type: MusicRecording
    duration: PT4M23S
    duration ms: 263560
    explicit: false
    by artist: Foo Fighters
    in album: Greatest Hits
      type: MusicAlbum
      date published: 2009-11-03
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-06-04T07:59:00+00:00
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      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3922fc75aee45a8b849a7837275150e043fc25db3e297c3980042b4fa3af8c21
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/2HbVINmehEbPmjlcueXEJJ.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2HbVINmehEbPmjlcueXEJJ
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
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    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 0x3922fc75aee45a8b849a7837275150e043fc25db3e297c3980042b4fa3af8c21. 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/2HbVINmehEbPmjlcueXEJJ.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/2HbVINmehEbPmjlcueXEJJ.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x3922fc75aee45a8b849a7837275150e043fc25db3e297c3980042b4fa3af8c21","isrc":"USRW30200001","name":"All My Life","registered_at":"2026-06-04T07:59:00Z","spotify_id":"2HbVINmehEbPmjlcueXEJJ","type":"track"}
  track: Best of You
    type: MusicRecording
    duration: PT4M14S
    duration ms: 254973
    explicit: false
    by artist: Foo Fighters
    in album: Greatest Hits
      type: MusicAlbum
      date published: 2009-11-03
    isrc code: USRW30500001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T06:37:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/1sn6iOK93jnp0Hn5BnNOXy.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sn6iOK93jnp0Hn5BnNOXy
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
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    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 0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919. 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/1sn6iOK93jnp0Hn5BnNOXy.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/1sn6iOK93jnp0Hn5BnNOXy.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919","isrc":"USRW30500001","name":"Best of You","registered_at":"2026-06-04T06:37:01Z","spotify_id":"1sn6iOK93jnp0Hn5BnNOXy","type":"track"}
  track: Everlong
    type: MusicRecording
    duration: PT4M9S
    duration ms: 249986
    explicit: false
    by artist: Foo Fighters
    in album: Greatest Hits
      type: MusicAlbum
      date published: 2009-11-03
    isrc code: USRW29600011
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-01T02:52:28+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0
    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/07q6QTQXyPRCf7GbLakRPr.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07q6QTQXyPRCf7GbLakRPr
    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 0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0. 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/07q6QTQXyPRCf7GbLakRPr.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/07q6QTQXyPRCf7GbLakRPr.
      date published: 2026-06-13T12:47:07Z
  track: The Pretender
    type: MusicRecording
    duration: PT4M27S
    duration ms: 267360
    explicit: false
    by artist: Foo Fighters
    in album: Greatest Hits
      type: MusicAlbum
      date published: 2009-11-03
    isrc code: USRW30700007
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-01T03:36:18+00:00
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSRecordURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
  track: My Hero
  track: Learn to Fly
  track: Times Like These
  track: Monkey Wrench
  track: Big Me
  track: Breakout
  track: Long Road To Ruin
  track: This Is a Call
  track: Skin And Bones - Live at the Pantages Theatre, Los Angeles, CA - August 2006
  track: Wheels
  track: Word Forward
  track: Everlong - Acoustic Version
album: The Colour And The Shape
album: There Is Nothing Left To Lose
album: Wasting Light
album: Foo Fighters
album: Echoes, Silence, Patience & Grace
track: Everlong
track: The Pretender
track: My Hero
track: Times Like These
track: Monkey Wrench
track: Walk
track: Everlong - Acoustic Version
track: These Days
track: Wheels
track: Rope
track: Generator
track: Arlandria
track: Best of You
track: Hey, Johnny Park!
track: Bridge Burning
track: Doll
track: Walking After You

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953536

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/6HNruFQlzQx4ulL4ppRLYI.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HNruFQlzQx4ulL4ppRLYI

OTSTimestamp
type: PropertyValue
value: 2026-06-13T17:25:41Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"6HNruFQlzQx4ulL4ppRLYI","type":"track"}

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 0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a. 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/6HNruFQlzQx4ulL4ppRLYI.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/6HNruFQlzQx4ulL4ppRLYI.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"6HNruFQlzQx4ulL4ppRLYI","type":"track"}

My Hero
type: MusicRecording
duration: PT4M18S
duration ms: 258973
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29600007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T04:15:42+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7u5dBtASrtOuBTTZjJrvuJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7u5dBtASrtOuBTTZjJrvuJ
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:42Z","spotify_id":"7u5dBtASrtOuBTTZjJrvuJ","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 0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8. 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/7u5dBtASrtOuBTTZjJrvuJ.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/7u5dBtASrtOuBTTZjJrvuJ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:42Z","spotify_id":"7u5dBtASrtOuBTTZjJrvuJ","type":"track"}

Learn to Fly
type: MusicRecording
duration: PT3M54S
duration ms: 234800
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW39900002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:33:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc208f273d010fbc6c6353e0d53fbe36c7523163b5735298113b6b7e188e77521
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/0mWiuXuLAJ3Brin3Or2x6v.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mWiuXuLAJ3Brin3Or2x6v
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc208f273d010fbc6c6353e0d53fbe36c7523163b5735298113b6b7e188e77521","isrc":"USRW39900002","name":"Learn to Fly","registered_at":"2026-06-04T06:33:43Z","spotify_id":"0mWiuXuLAJ3Brin3Or2x6v","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 0xc208f273d010fbc6c6353e0d53fbe36c7523163b5735298113b6b7e188e77521. 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/0mWiuXuLAJ3Brin3Or2x6v.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/0mWiuXuLAJ3Brin3Or2x6v.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc208f273d010fbc6c6353e0d53fbe36c7523163b5735298113b6b7e188e77521","isrc":"USRW39900002","name":"Learn to Fly","registered_at":"2026-06-04T06:33:43Z","spotify_id":"0mWiuXuLAJ3Brin3Or2x6v","type":"track"}

Times Like These
type: MusicRecording
duration: PT4M27S
duration ms: 267973
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30200005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T07:34:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4xanWVQIzdCf51mg8cd1cQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4xanWVQIzdCf51mg8cd1cQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287","isrc":"USRW30200005","name":"Times Like These","registered_at":"2026-06-01T07:34:59Z","spotify_id":"4xanWVQIzdCf51mg8cd1cQ","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 0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287. 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/4xanWVQIzdCf51mg8cd1cQ.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/4xanWVQIzdCf51mg8cd1cQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287","isrc":"USRW30200005","name":"Times Like These","registered_at":"2026-06-01T07:34:59Z","spotify_id":"4xanWVQIzdCf51mg8cd1cQ","type":"track"}

Monkey Wrench
type: MusicRecording
duration: PT3M50S
duration ms: 230826
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29600001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-02T17:06:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70
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/43TxY9bYSyZ4QRPA0UJddL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/43TxY9bYSyZ4QRPA0UJddL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-02T17:06:25Z","spotify_id":"43TxY9bYSyZ4QRPA0UJddL","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 0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70. 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/43TxY9bYSyZ4QRPA0UJddL.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/43TxY9bYSyZ4QRPA0UJddL.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-02T17:06:25Z","spotify_id":"43TxY9bYSyZ4QRPA0UJddL","type":"track"}

Big Me
type: MusicRecording
duration: PT2M12S
duration ms: 132333
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29500002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:34:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13e62458b3d8557f4b0195f98289dd263c11d6208bdcb2128c1247b362f8ed38
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/04Jk0uP8SbDHLyAKfRctNQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04Jk0uP8SbDHLyAKfRctNQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x13e62458b3d8557f4b0195f98289dd263c11d6208bdcb2128c1247b362f8ed38","isrc":"USRW29500002","name":"Big Me","registered_at":"2026-06-04T12:34:09Z","spotify_id":"04Jk0uP8SbDHLyAKfRctNQ","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 0x13e62458b3d8557f4b0195f98289dd263c11d6208bdcb2128c1247b362f8ed38. 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/04Jk0uP8SbDHLyAKfRctNQ.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/04Jk0uP8SbDHLyAKfRctNQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x13e62458b3d8557f4b0195f98289dd263c11d6208bdcb2128c1247b362f8ed38","isrc":"USRW29500002","name":"Big Me","registered_at":"2026-06-04T12:34:09Z","spotify_id":"04Jk0uP8SbDHLyAKfRctNQ","type":"track"}

Breakout
type: MusicRecording
duration: PT3M20S
duration ms: 200826
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW39900004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:00:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ea01a40d5e1b6264a9163a612699dcb0110f04c67518f205d3cbfe5f8d682a4
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/3Y8X0tMSEKZt7rOHDwCrtt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Y8X0tMSEKZt7rOHDwCrtt
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 0x1ea01a40d5e1b6264a9163a612699dcb0110f04c67518f205d3cbfe5f8d682a4. 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/3Y8X0tMSEKZt7rOHDwCrtt.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/3Y8X0tMSEKZt7rOHDwCrtt.
  date published: 2026-06-13T12:47:07Z

Long Road To Ruin
type: MusicRecording
duration: PT3M48S
duration ms: 228346
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30700010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:05:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43a3752304812512cf08cf50d67abaef00305fe2d8402227a3b3d826f1d5ef5c
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/4Hv5jUXVQveCj36wN6dPmD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Hv5jUXVQveCj36wN6dPmD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43a3752304812512cf08cf50d67abaef00305fe2d8402227a3b3d826f1d5ef5c","isrc":"USRW30700010","name":"Long Road To Ruin","registered_at":"2026-06-04T14:05:03Z","spotify_id":"4Hv5jUXVQveCj36wN6dPmD","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 0x43a3752304812512cf08cf50d67abaef00305fe2d8402227a3b3d826f1d5ef5c. 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/4Hv5jUXVQveCj36wN6dPmD.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/4Hv5jUXVQveCj36wN6dPmD.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x43a3752304812512cf08cf50d67abaef00305fe2d8402227a3b3d826f1d5ef5c","isrc":"USRW30700010","name":"Long Road To Ruin","registered_at":"2026-06-04T14:05:03Z","spotify_id":"4Hv5jUXVQveCj36wN6dPmD","type":"track"}

This Is a Call
type: MusicRecording
duration: PT3M53S
duration ms: 233066
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29500014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:55:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc5717589bc0fb9bda35b9ca5bd5a6c7e8ee8ea5709c8d119e288f45e90893d0
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/1KZVbkPnQYwaN5OeAHGa4P.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1KZVbkPnQYwaN5OeAHGa4P
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcc5717589bc0fb9bda35b9ca5bd5a6c7e8ee8ea5709c8d119e288f45e90893d0","isrc":"USRW29500014","name":"This Is a Call","registered_at":"2026-06-04T15:55:46Z","spotify_id":"1KZVbkPnQYwaN5OeAHGa4P","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 0xcc5717589bc0fb9bda35b9ca5bd5a6c7e8ee8ea5709c8d119e288f45e90893d0. 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/1KZVbkPnQYwaN5OeAHGa4P.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/1KZVbkPnQYwaN5OeAHGa4P.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xcc5717589bc0fb9bda35b9ca5bd5a6c7e8ee8ea5709c8d119e288f45e90893d0","isrc":"USRW29500014","name":"This Is a Call","registered_at":"2026-06-04T15:55:46Z","spotify_id":"1KZVbkPnQYwaN5OeAHGa4P","type":"track"}

Skin And Bones - Live at the Pantages Theatre, Los Angeles, CA - August 2006
type: MusicRecording
duration: PT4M2S
duration ms: 242373
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30600044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T04:44:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66974cac5ccfdcf4298a17f3c43dce8d644f956b225128c5886634670932ed7a
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/1eoQNKgUm4dX9nk0876FsL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1eoQNKgUm4dX9nk0876FsL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66974cac5ccfdcf4298a17f3c43dce8d644f956b225128c5886634670932ed7a","isrc":"USRW30600044","name":"Skin And Bones - Live at the Pantages Theatre, Los Angeles, CA - August 2006","registered_at":"2026-06-05T04:44:00Z","spotify_id":"1eoQNKgUm4dX9nk0876FsL","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 0x66974cac5ccfdcf4298a17f3c43dce8d644f956b225128c5886634670932ed7a. 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/1eoQNKgUm4dX9nk0876FsL.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/1eoQNKgUm4dX9nk0876FsL.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x66974cac5ccfdcf4298a17f3c43dce8d644f956b225128c5886634670932ed7a","isrc":"USRW30600044","name":"Skin And Bones - Live at the Pantages Theatre, Los Angeles, CA - August 2006","registered_at":"2026-06-05T04:44:00Z","spotify_id":"1eoQNKgUm4dX9nk0876FsL","type":"track"}

Wheels
type: MusicRecording
duration: PT4M38S
duration ms: 278213
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRC10900528
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T16:28:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x215c76f7899964b28e83e1c58b11d9dad4b061ccf57029fbc8b9afe23a3bc1cd
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/3KsatAMRt1a7iryhWt5I8U.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KsatAMRt1a7iryhWt5I8U
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 0x215c76f7899964b28e83e1c58b11d9dad4b061ccf57029fbc8b9afe23a3bc1cd. 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/3KsatAMRt1a7iryhWt5I8U.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/3KsatAMRt1a7iryhWt5I8U.
  date published: 2026-06-13T12:47:07Z

Word Forward
type: MusicRecording
duration: PT3M46S
duration ms: 226640
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30900001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:24:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58964d658e152059260f0ee7d368a7f536dfb4c2354e9b214cc6d07b9410a48f
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/74QDbj3qdHQhofu01RyFtT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/74QDbj3qdHQhofu01RyFtT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58964d658e152059260f0ee7d368a7f536dfb4c2354e9b214cc6d07b9410a48f","isrc":"USRW30900001","name":"Word Forward","registered_at":"2026-06-04T14:24:59Z","spotify_id":"74QDbj3qdHQhofu01RyFtT","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 0x58964d658e152059260f0ee7d368a7f536dfb4c2354e9b214cc6d07b9410a48f. 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/74QDbj3qdHQhofu01RyFtT.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/74QDbj3qdHQhofu01RyFtT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x58964d658e152059260f0ee7d368a7f536dfb4c2354e9b214cc6d07b9410a48f","isrc":"USRW30900001","name":"Word Forward","registered_at":"2026-06-04T14:24:59Z","spotify_id":"74QDbj3qdHQhofu01RyFtT","type":"track"}

Everlong - Acoustic Version
type: MusicRecording
duration: PT4M10S
duration ms: 250906
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30900002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T07:22:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308
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/3QmesrvdbPjwf7i40nht1D.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3QmesrvdbPjwf7i40nht1D
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308","isrc":"USRW30900002","name":"Everlong - Acoustic Version","registered_at":"2026-06-01T07:22:21Z","spotify_id":"3QmesrvdbPjwf7i40nht1D","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 0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308. 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/3QmesrvdbPjwf7i40nht1D.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/3QmesrvdbPjwf7i40nht1D.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308","isrc":"USRW30900002","name":"Everlong - Acoustic Version","registered_at":"2026-06-01T07:22:21Z","spotify_id":"3QmesrvdbPjwf7i40nht1D","type":"track"}

The Colour And The Shape
type: MusicAlbum
date published: 1997-05-20
track: Doll
  type: MusicRecording
  duration: PT1M23S
  duration ms: 83800
  explicit: false
  by artist: Foo Fighters
  in album: The Colour And The Shape
    type: MusicAlbum
    date published: 1997-05-20
  isrc code: USRW29600002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:03:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeb459b0f539ee41c8a8c8bbdffb97da6e91bfa02656da4315f77535029ce8c63
  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/2KvhVhBR7MIMZUQNRBiY2k.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2KvhVhBR7MIMZUQNRBiY2k
  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 0xeb459b0f539ee41c8a8c8bbdffb97da6e91bfa02656da4315f77535029ce8c63. 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/2KvhVhBR7MIMZUQNRBiY2k.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/2KvhVhBR7MIMZUQNRBiY2k.
    date published: 2026-06-13T15:41:10Z
track: Monkey Wrench
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231480
  explicit: false
  by artist: Foo Fighters
  in album: The Colour And The Shape
    type: MusicAlbum
    date published: 1997-05-20
  isrc code: USRW29600001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T07:24:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70
  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/44wXefe8WB9Fd6xwtmAwbR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44wXefe8WB9Fd6xwtmAwbR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-01T07:24:33Z","spotify_id":"44wXefe8WB9Fd6xwtmAwbR","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 0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70. 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/44wXefe8WB9Fd6xwtmAwbR.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/44wXefe8WB9Fd6xwtmAwbR.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-01T07:24:33Z","spotify_id":"44wXefe8WB9Fd6xwtmAwbR","type":"track"}
track: Hey, Johnny Park!
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248266
  explicit: false
  by artist: Foo Fighters
  in album: The Colour And The Shape
    type: MusicAlbum
    date published: 1997-05-20
  isrc code: USRW29600003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:00:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b
  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/0M5xRyxGpFFDfzN2x0wdpH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0M5xRyxGpFFDfzN2x0wdpH
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b","isrc":"USRW29600003","name":"Hey, Johnny Park!","registered_at":"2026-06-04T05:00:49Z","spotify_id":"0M5xRyxGpFFDfzN2x0wdpH","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 0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b. 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/0M5xRyxGpFFDfzN2x0wdpH.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/0M5xRyxGpFFDfzN2x0wdpH.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b","isrc":"USRW29600003","name":"Hey, Johnny Park!","registered_at":"2026-06-04T05:00:49Z","spotify_id":"0M5xRyxGpFFDfzN2x0wdpH","type":"track"}
track: My Poor Brain
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213560
  explicit: false
  by artist: Foo Fighters
  in album: The Colour And The Shape
    type: MusicAlbum
    date published: 1997-05-20
  isrc code: USRW29600004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:19:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb8ec16bae52614f8cc9a52888fd5f4e71f1fb6082171e60a95cf4c5bdf70af2f
  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/3yIUusX4NApzRSAkxZFrJg.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yIUusX4NApzRSAkxZFrJg
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb8ec16bae52614f8cc9a52888fd5f4e71f1fb6082171e60a95cf4c5bdf70af2f","isrc":"USRW29600004","name":"My Poor Brain","registered_at":"2026-06-04T11:19:27Z","spotify_id":"3yIUusX4NApzRSAkxZFrJg","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 0xb8ec16bae52614f8cc9a52888fd5f4e71f1fb6082171e60a95cf4c5bdf70af2f. 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/3yIUusX4NApzRSAkxZFrJg.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/3yIUusX4NApzRSAkxZFrJg.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xb8ec16bae52614f8cc9a52888fd5f4e71f1fb6082171e60a95cf4c5bdf70af2f","isrc":"USRW29600004","name":"My Poor Brain","registered_at":"2026-06-04T11:19:27Z","spotify_id":"3yIUusX4NApzRSAkxZFrJg","type":"track"}
track: Wind Up
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150653
  explicit: false
  by artist: Foo Fighters
  in album: The Colour And The Shape
    type: MusicAlbum
    date published: 1997-05-20
  isrc code: USRW29600005
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Up In Arms
track: My Hero
track: See You
track: Enough Space
track: February Stars
track: Everlong
track: Walking After You
track: New Way Home
track: The Colour And The Shape

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T11:24:43+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x874e8b998ba538480066180e42686871e77d5d6add842b173d053919dbc59863

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953513

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/56ucsSaTrjiQaokbbDASOR.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/56ucsSaTrjiQaokbbDASOR

OTSTimestamp
type: PropertyValue
value: 2026-06-13T12:47:07Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x874e8b998ba538480066180e42686871e77d5d6add842b173d053919dbc59863","isrc":"USRW29600005","name":"Wind Up","registered_at":"2026-06-04T11:24:43Z","spotify_id":"56ucsSaTrjiQaokbbDASOR","type":"track"}

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 0x874e8b998ba538480066180e42686871e77d5d6add842b173d053919dbc59863. 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/56ucsSaTrjiQaokbbDASOR.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/56ucsSaTrjiQaokbbDASOR.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0x874e8b998ba538480066180e42686871e77d5d6add842b173d053919dbc59863","isrc":"USRW29600005","name":"Wind Up","registered_at":"2026-06-04T11:24:43Z","spotify_id":"56ucsSaTrjiQaokbbDASOR","type":"track"}

Up In Arms
type: MusicRecording
duration: PT2M15S
duration ms: 135573
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:12:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x840250f4c6299c94ee57e3a80f5538d661bb097488ee24f2ffa4a868df01d47b
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/05TcC5ZN9rp8Glx8A9C2Nd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/05TcC5ZN9rp8Glx8A9C2Nd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x840250f4c6299c94ee57e3a80f5538d661bb097488ee24f2ffa4a868df01d47b","isrc":"USRW29600006","name":"Up In Arms","registered_at":"2026-06-04T10:12:15Z","spotify_id":"05TcC5ZN9rp8Glx8A9C2Nd","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 0x840250f4c6299c94ee57e3a80f5538d661bb097488ee24f2ffa4a868df01d47b. 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/05TcC5ZN9rp8Glx8A9C2Nd.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/05TcC5ZN9rp8Glx8A9C2Nd.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x840250f4c6299c94ee57e3a80f5538d661bb097488ee24f2ffa4a868df01d47b","isrc":"USRW29600006","name":"Up In Arms","registered_at":"2026-06-04T10:12:15Z","spotify_id":"05TcC5ZN9rp8Glx8A9C2Nd","type":"track"}

My Hero
type: MusicRecording
duration: PT4M20S
duration ms: 260026
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T04:15:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8
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/4dVbhS6OiYvFikshyaQaCN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4dVbhS6OiYvFikshyaQaCN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:44Z","spotify_id":"4dVbhS6OiYvFikshyaQaCN","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 0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8. 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/4dVbhS6OiYvFikshyaQaCN.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/4dVbhS6OiYvFikshyaQaCN.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:44Z","spotify_id":"4dVbhS6OiYvFikshyaQaCN","type":"track"}

See You
type: MusicRecording
duration: PT2M26S
duration ms: 146653
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:02:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a5a1b80713c4a3e92b87e43a5896ed94decc80b9aae3a777ffa7d86c9432c84
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/48PrL49eJ5P15yTxjK0oW6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48PrL49eJ5P15yTxjK0oW6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8a5a1b80713c4a3e92b87e43a5896ed94decc80b9aae3a777ffa7d86c9432c84","isrc":"USRW29600008","name":"See You","registered_at":"2026-06-04T13:02:50Z","spotify_id":"48PrL49eJ5P15yTxjK0oW6","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 0x8a5a1b80713c4a3e92b87e43a5896ed94decc80b9aae3a777ffa7d86c9432c84. 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/48PrL49eJ5P15yTxjK0oW6.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/48PrL49eJ5P15yTxjK0oW6.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8a5a1b80713c4a3e92b87e43a5896ed94decc80b9aae3a777ffa7d86c9432c84","isrc":"USRW29600008","name":"See You","registered_at":"2026-06-04T13:02:50Z","spotify_id":"48PrL49eJ5P15yTxjK0oW6","type":"track"}

Enough Space
type: MusicRecording
duration: PT2M36S
duration ms: 156293
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:11:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b0c732e4f695747dae5398b3869bc31f3d4b061696b1248b519e6f60af85144
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/4JWRyetq4ALHAXm9ByOOEg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4JWRyetq4ALHAXm9ByOOEg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2b0c732e4f695747dae5398b3869bc31f3d4b061696b1248b519e6f60af85144","isrc":"USRW29600009","name":"Enough Space","registered_at":"2026-06-04T12:11:30Z","spotify_id":"4JWRyetq4ALHAXm9ByOOEg","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 0x2b0c732e4f695747dae5398b3869bc31f3d4b061696b1248b519e6f60af85144. 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/4JWRyetq4ALHAXm9ByOOEg.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/4JWRyetq4ALHAXm9ByOOEg.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x2b0c732e4f695747dae5398b3869bc31f3d4b061696b1248b519e6f60af85144","isrc":"USRW29600009","name":"Enough Space","registered_at":"2026-06-04T12:11:30Z","spotify_id":"4JWRyetq4ALHAXm9ByOOEg","type":"track"}

February Stars
type: MusicRecording
duration: PT4M49S
duration ms: 289346
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:41:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaaf3c472839fa4c4f735a39d81f8ae16e417121c409c96684ce34b85c2bfd593
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/2ceA7CWWx6yIHdzppN8nLF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ceA7CWWx6yIHdzppN8nLF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaaf3c472839fa4c4f735a39d81f8ae16e417121c409c96684ce34b85c2bfd593","isrc":"USRW29600010","name":"February Stars","registered_at":"2026-06-04T09:41:36Z","spotify_id":"2ceA7CWWx6yIHdzppN8nLF","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 0xaaf3c472839fa4c4f735a39d81f8ae16e417121c409c96684ce34b85c2bfd593. 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/2ceA7CWWx6yIHdzppN8nLF.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/2ceA7CWWx6yIHdzppN8nLF.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xaaf3c472839fa4c4f735a39d81f8ae16e417121c409c96684ce34b85c2bfd593","isrc":"USRW29600010","name":"February Stars","registered_at":"2026-06-04T09:41:36Z","spotify_id":"2ceA7CWWx6yIHdzppN8nLF","type":"track"}

Everlong
type: MusicRecording
duration: PT4M10S
duration ms: 250546
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T02:52:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0
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/5UWwZ5lm5PKu6eKsHAGxOk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UWwZ5lm5PKu6eKsHAGxOk
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 0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0. 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/5UWwZ5lm5PKu6eKsHAGxOk.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/5UWwZ5lm5PKu6eKsHAGxOk.
  date published: 2026-06-13T12:47:07Z

Walking After You
type: MusicRecording
duration: PT5M3S
duration ms: 303813
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:55:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7
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/7pS2OVdIWviLpz5GOtJLzz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pS2OVdIWviLpz5GOtJLzz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7","isrc":"USRW29600012","name":"Walking After You","registered_at":"2026-06-04T06:55:03Z","spotify_id":"7pS2OVdIWviLpz5GOtJLzz","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 0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7. 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/7pS2OVdIWviLpz5GOtJLzz.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/7pS2OVdIWviLpz5GOtJLzz.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7","isrc":"USRW29600012","name":"Walking After You","registered_at":"2026-06-04T06:55:03Z","spotify_id":"7pS2OVdIWviLpz5GOtJLzz","type":"track"}

New Way Home
type: MusicRecording
duration: PT5M40S
duration ms: 340200
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:12:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2e3e171ec40d267f6774e1c089a6c84816d9d77c67b21073ac9c69f5c81e6d0a
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/44yHNmayqe7dI9fHjAYPCl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44yHNmayqe7dI9fHjAYPCl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2e3e171ec40d267f6774e1c089a6c84816d9d77c67b21073ac9c69f5c81e6d0a","isrc":"USRW29600013","name":"New Way Home","registered_at":"2026-06-04T12:12:00Z","spotify_id":"44yHNmayqe7dI9fHjAYPCl","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 0x2e3e171ec40d267f6774e1c089a6c84816d9d77c67b21073ac9c69f5c81e6d0a. 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/44yHNmayqe7dI9fHjAYPCl.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/44yHNmayqe7dI9fHjAYPCl.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x2e3e171ec40d267f6774e1c089a6c84816d9d77c67b21073ac9c69f5c81e6d0a","isrc":"USRW29600013","name":"New Way Home","registered_at":"2026-06-04T12:12:00Z","spotify_id":"44yHNmayqe7dI9fHjAYPCl","type":"track"}

The Colour And The Shape
type: MusicRecording
duration: PT3M24S
duration ms: 204026
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW30700004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:16:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xecd24ee010cc3afc623b4d101ee6c5eef5cc4773bc2c80a479d3d554ecddf015
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/4ZnD7qmpP3NWA1ctUzeUIw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZnD7qmpP3NWA1ctUzeUIw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xecd24ee010cc3afc623b4d101ee6c5eef5cc4773bc2c80a479d3d554ecddf015","isrc":"USRW30700004","name":"The Colour And The Shape","registered_at":"2026-06-04T15:16:11Z","spotify_id":"4ZnD7qmpP3NWA1ctUzeUIw","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 0xecd24ee010cc3afc623b4d101ee6c5eef5cc4773bc2c80a479d3d554ecddf015. 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/4ZnD7qmpP3NWA1ctUzeUIw.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/4ZnD7qmpP3NWA1ctUzeUIw.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xecd24ee010cc3afc623b4d101ee6c5eef5cc4773bc2c80a479d3d554ecddf015","isrc":"USRW30700004","name":"The Colour And The Shape","registered_at":"2026-06-04T15:16:11Z","spotify_id":"4ZnD7qmpP3NWA1ctUzeUIw","type":"track"}

There Is Nothing Left To Lose
type: MusicAlbum
date published: 1999-11-02
track: Generator
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227560
  explicit: false
  by artist: Foo Fighters
  in album: There Is Nothing Left To Lose
    type: MusicAlbum
    date published: 1999-11-02
  isrc code: USRW39900006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T06:47:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x78463cc50bf6011374139aae0caabcd3f5b7278560659db84603880c5f21f1bb
  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/592nTDJAy8AucV4KKIDCmA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/592nTDJAy8AucV4KKIDCmA
  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 0x78463cc50bf6011374139aae0caabcd3f5b7278560659db84603880c5f21f1bb. 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/592nTDJAy8AucV4KKIDCmA.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/592nTDJAy8AucV4KKIDCmA.
    date published: 2026-06-13T12:47:07Z

Wasting Light
type: MusicAlbum
date published: 2011-04-12
track: Bridge Burning
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286466
  explicit: false
  by artist: Foo Fighters
  in album: Wasting Light
    type: MusicAlbum
    date published: 2011-04-12
  isrc code: USRW31100004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T06:31:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf
  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/0bHD1nLe7Nhw55ZGJ92332.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0bHD1nLe7Nhw55ZGJ92332
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf","isrc":"USRW31100004","name":"Bridge Burning","registered_at":"2026-06-04T06:31:50Z","spotify_id":"0bHD1nLe7Nhw55ZGJ92332","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 0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf. 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/0bHD1nLe7Nhw55ZGJ92332.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/0bHD1nLe7Nhw55ZGJ92332.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf","isrc":"USRW31100004","name":"Bridge Burning","registered_at":"2026-06-04T06:31:50Z","spotify_id":"0bHD1nLe7Nhw55ZGJ92332","type":"track"}
track: Rope
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259026
  explicit: false
  by artist: Foo Fighters
  in album: Wasting Light
    type: MusicAlbum
    date published: 2011-04-12
  isrc code: USRW31100001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T21:13:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa66b2ec9341e99b25450f72eb6ed348dba73b7b3abace21e695b8a36d9475a5d
  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/7v0mtl6oInUtHOmTk2b0gC.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7v0mtl6oInUtHOmTk2b0gC
  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 0xa66b2ec9341e99b25450f72eb6ed348dba73b7b3abace21e695b8a36d9475a5d. 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/7v0mtl6oInUtHOmTk2b0gC.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/7v0mtl6oInUtHOmTk2b0gC.
    date published: 2026-06-13T12:47:07Z
track: Dear Rosemary
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266533
  explicit: false
  by artist: Foo Fighters
  in album: Wasting Light
    type: MusicAlbum
    date published: 2011-04-12
  isrc code: USRW31100005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:43:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e6f649338893d57e5ca173f82232126dd115f44ed557a1b2abc8dd2770103b2
  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/6HeFCUg1F1v0bnE3JFTlxz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HeFCUg1F1v0bnE3JFTlxz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4e6f649338893d57e5ca173f82232126dd115f44ed557a1b2abc8dd2770103b2","isrc":"USRW31100005","name":"Dear Rosemary","registered_at":"2026-06-04T07:43:09Z","spotify_id":"6HeFCUg1F1v0bnE3JFTlxz","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 0x4e6f649338893d57e5ca173f82232126dd115f44ed557a1b2abc8dd2770103b2. 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/6HeFCUg1F1v0bnE3JFTlxz.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/6HeFCUg1F1v0bnE3JFTlxz.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x4e6f649338893d57e5ca173f82232126dd115f44ed557a1b2abc8dd2770103b2","isrc":"USRW31100005","name":"Dear Rosemary","registered_at":"2026-06-04T07:43:09Z","spotify_id":"6HeFCUg1F1v0bnE3JFTlxz","type":"track"}
track: White Limo
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202466
  explicit: false
  by artist: Foo Fighters
  in album: Wasting Light
    type: MusicAlbum
    date published: 2011-04-12
  isrc code: USRW31100006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T09:57:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x000bf82e505b7bea3abc784f024aac0aa9304160e0a0d234599178dffb9d80ac
  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/57dem1V7wz8owejklpELCh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/57dem1V7wz8owejklpELCh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x000bf82e505b7bea3abc784f024aac0aa9304160e0a0d234599178dffb9d80ac","isrc":"USRW31100006","name":"White Limo","registered_at":"2026-06-04T09:57:17Z","spotify_id":"57dem1V7wz8owejklpELCh","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 0x000bf82e505b7bea3abc784f024aac0aa9304160e0a0d234599178dffb9d80ac. 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/57dem1V7wz8owejklpELCh.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/57dem1V7wz8owejklpELCh.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x000bf82e505b7bea3abc784f024aac0aa9304160e0a0d234599178dffb9d80ac","isrc":"USRW31100006","name":"White Limo","registered_at":"2026-06-04T09:57:17Z","spotify_id":"57dem1V7wz8owejklpELCh","type":"track"}
track: Arlandria
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267560
  explicit: false
  by artist: Foo Fighters
  in album: Wasting Light
    type: MusicAlbum
    date published: 2011-04-12
  isrc code: USRW31100007
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: These Days
track: Back & Forth
track: A Matter Of Time
track: I Should Have Known
track: Walk

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T04:11:34+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xdfbce94e8de6cd4c3b0d353526716bcbd970093b09d13fc79936f25ddd904093

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953528

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/5TOYgNohZAFEPOtnchPhZS.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5TOYgNohZAFEPOtnchPhZS

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

OTSCanonicalRecord
type: PropertyValue

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 0xdfbce94e8de6cd4c3b0d353526716bcbd970093b09d13fc79936f25ddd904093. 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/5TOYgNohZAFEPOtnchPhZS.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/5TOYgNohZAFEPOtnchPhZS.
date published: 2026-06-13T15:41:10Z

These Days
type: MusicRecording
duration: PT4M58S
duration ms: 298266
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T13:12:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d
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/2kN05N1AQQplsgFweFAqYb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2kN05N1AQQplsgFweFAqYb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d","isrc":"USRW31100008","name":"These Days","registered_at":"2026-06-01T13:12:24Z","spotify_id":"2kN05N1AQQplsgFweFAqYb","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 0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d. 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/2kN05N1AQQplsgFweFAqYb.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/2kN05N1AQQplsgFweFAqYb.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d","isrc":"USRW31100008","name":"These Days","registered_at":"2026-06-01T13:12:24Z","spotify_id":"2kN05N1AQQplsgFweFAqYb","type":"track"}

Back & Forth
type: MusicRecording
duration: PT3M51S
duration ms: 231933
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:40:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba24f994345d96059edb5369c0251cab54a806dc9574a8d4cf420b31a6c6824e
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/0xMgRt36DpWa7QKNYZy0e4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xMgRt36DpWa7QKNYZy0e4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xba24f994345d96059edb5369c0251cab54a806dc9574a8d4cf420b31a6c6824e","isrc":"USRW31100009","name":"Back & Forth","registered_at":"2026-06-04T12:40:03Z","spotify_id":"0xMgRt36DpWa7QKNYZy0e4","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 0xba24f994345d96059edb5369c0251cab54a806dc9574a8d4cf420b31a6c6824e. 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/0xMgRt36DpWa7QKNYZy0e4.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/0xMgRt36DpWa7QKNYZy0e4.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xba24f994345d96059edb5369c0251cab54a806dc9574a8d4cf420b31a6c6824e","isrc":"USRW31100009","name":"Back & Forth","registered_at":"2026-06-04T12:40:03Z","spotify_id":"0xMgRt36DpWa7QKNYZy0e4","type":"track"}

A Matter Of Time
type: MusicRecording
duration: PT4M36S
duration ms: 276093
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:08:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef9f6f66ac0b110b3b0dcdb11424803d6ea0d593286ec24815bc683b23482ee9
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/46GHi1UJz1yEumZcMkbJN9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/46GHi1UJz1yEumZcMkbJN9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xef9f6f66ac0b110b3b0dcdb11424803d6ea0d593286ec24815bc683b23482ee9","isrc":"USRW31100010","name":"A Matter Of Time","registered_at":"2026-06-04T12:08:52Z","spotify_id":"46GHi1UJz1yEumZcMkbJN9","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 0xef9f6f66ac0b110b3b0dcdb11424803d6ea0d593286ec24815bc683b23482ee9. 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/46GHi1UJz1yEumZcMkbJN9.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/46GHi1UJz1yEumZcMkbJN9.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xef9f6f66ac0b110b3b0dcdb11424803d6ea0d593286ec24815bc683b23482ee9","isrc":"USRW31100010","name":"A Matter Of Time","registered_at":"2026-06-04T12:08:52Z","spotify_id":"46GHi1UJz1yEumZcMkbJN9","type":"track"}

I Should Have Known
type: MusicRecording
duration: PT4M15S
duration ms: 255733
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:56:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x51e1a9c5a671ddaa049d5ce98b09a3e95f4c000cfd087c466f8be5594168b69c
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/042RaY48TNY9aesv8fqYTf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/042RaY48TNY9aesv8fqYTf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x51e1a9c5a671ddaa049d5ce98b09a3e95f4c000cfd087c466f8be5594168b69c","isrc":"USRW31100012","name":"I Should Have Known","registered_at":"2026-06-04T10:56:30Z","spotify_id":"042RaY48TNY9aesv8fqYTf","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 0x51e1a9c5a671ddaa049d5ce98b09a3e95f4c000cfd087c466f8be5594168b69c. 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/042RaY48TNY9aesv8fqYTf.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/042RaY48TNY9aesv8fqYTf.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x51e1a9c5a671ddaa049d5ce98b09a3e95f4c000cfd087c466f8be5594168b69c","isrc":"USRW31100012","name":"I Should Have Known","registered_at":"2026-06-04T10:56:30Z","spotify_id":"042RaY48TNY9aesv8fqYTf","type":"track"}

Walk
type: MusicRecording
duration: PT4M15S
duration ms: 255960
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T08:26:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f3c43560a1b713c9d93e8e572a3a04e25847b44636fcbafd8e0182dccf16ba7
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/76Je5Wklky23mVoxiRszcN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/76Je5Wklky23mVoxiRszcN
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 0x5f3c43560a1b713c9d93e8e572a3a04e25847b44636fcbafd8e0182dccf16ba7. 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/76Je5Wklky23mVoxiRszcN.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/76Je5Wklky23mVoxiRszcN.
  date published: 2026-06-13T12:47:07Z

Foo Fighters
type: MusicAlbum
date published: 1995-07-04
track: Alone + Easy Target
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245666
  explicit: false
  by artist: Foo Fighters
  in album: Foo Fighters
    type: MusicAlbum
    date published: 1995-07-04
  isrc code: USRW29500001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:45:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb74ff248a7ba3eac8dff262bbda2f824889fe1c73558453a9c854799db65bec7
  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/5XUpAb2zC8G404RPkwb09H.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5XUpAb2zC8G404RPkwb09H
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb74ff248a7ba3eac8dff262bbda2f824889fe1c73558453a9c854799db65bec7","isrc":"USRW29500001","name":"Alone + Easy Target","registered_at":"2026-06-04T08:45:49Z","spotify_id":"5XUpAb2zC8G404RPkwb09H","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 0xb74ff248a7ba3eac8dff262bbda2f824889fe1c73558453a9c854799db65bec7. 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/5XUpAb2zC8G404RPkwb09H.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/5XUpAb2zC8G404RPkwb09H.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xb74ff248a7ba3eac8dff262bbda2f824889fe1c73558453a9c854799db65bec7","isrc":"USRW29500001","name":"Alone + Easy Target","registered_at":"2026-06-04T08:45:49Z","spotify_id":"5XUpAb2zC8G404RPkwb09H","type":"track"}

Echoes, Silence, Patience & Grace
type: MusicAlbum
date published: 2007-09-25
track: The Pretender
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269373
  explicit: false
  by artist: Foo Fighters
  in album: Echoes, Silence, Patience & Grace
    type: MusicAlbum
    date published: 2007-09-25
  isrc code: USRW30700007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T03:36:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a
  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/7x8dCjCr0x6x2lXKujYD34.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7x8dCjCr0x6x2lXKujYD34
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"7x8dCjCr0x6x2lXKujYD34","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 0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a. 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/7x8dCjCr0x6x2lXKujYD34.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/7x8dCjCr0x6x2lXKujYD34.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"7x8dCjCr0x6x2lXKujYD34","type":"track"}

Everlong
type: MusicRecording
duration: PT4M10S
duration ms: 250546
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T02:52:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0
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/5UWwZ5lm5PKu6eKsHAGxOk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UWwZ5lm5PKu6eKsHAGxOk
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 0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0. 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/5UWwZ5lm5PKu6eKsHAGxOk.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/5UWwZ5lm5PKu6eKsHAGxOk.
  date published: 2026-06-13T12:47:07Z

The Pretender
type: MusicRecording
duration: PT4M29S
duration ms: 269373
explicit: false
by artist: Foo Fighters
in album: Echoes, Silence, Patience & Grace
  type: MusicAlbum
  date published: 2007-09-25
isrc code: USRW30700007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T03:36:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a
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/7x8dCjCr0x6x2lXKujYD34.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7x8dCjCr0x6x2lXKujYD34
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"7x8dCjCr0x6x2lXKujYD34","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 0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a. 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/7x8dCjCr0x6x2lXKujYD34.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/7x8dCjCr0x6x2lXKujYD34.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"7x8dCjCr0x6x2lXKujYD34","type":"track"}

My Hero
type: MusicRecording
duration: PT4M20S
duration ms: 260026
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T04:15:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8
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/4dVbhS6OiYvFikshyaQaCN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4dVbhS6OiYvFikshyaQaCN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:44Z","spotify_id":"4dVbhS6OiYvFikshyaQaCN","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 0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8. 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/4dVbhS6OiYvFikshyaQaCN.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/4dVbhS6OiYvFikshyaQaCN.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:44Z","spotify_id":"4dVbhS6OiYvFikshyaQaCN","type":"track"}

Times Like These
type: MusicRecording
duration: PT4M25S
duration ms: 265560
explicit: false
by artist: Foo Fighters
in album: American Wedding
  type: MusicAlbum
  date published: 2003-01-01
isrc code: USRW30200005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T07:35:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287
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/67vYdAAM3oGsEImCRfbtsF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67vYdAAM3oGsEImCRfbtsF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287","isrc":"USRW30200005","name":"Times Like These","registered_at":"2026-06-01T07:35:01Z","spotify_id":"67vYdAAM3oGsEImCRfbtsF","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 0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287. 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/67vYdAAM3oGsEImCRfbtsF.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/67vYdAAM3oGsEImCRfbtsF.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x831cf119bf6c1e0d7e35f7274cc209f4974c663cb7a4b8d0a703545ec4715287","isrc":"USRW30200005","name":"Times Like These","registered_at":"2026-06-01T07:35:01Z","spotify_id":"67vYdAAM3oGsEImCRfbtsF","type":"track"}

Monkey Wrench
type: MusicRecording
duration: PT3M51S
duration ms: 231480
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T07:24:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70
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/44wXefe8WB9Fd6xwtmAwbR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44wXefe8WB9Fd6xwtmAwbR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-01T07:24:33Z","spotify_id":"44wXefe8WB9Fd6xwtmAwbR","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 0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70. 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/44wXefe8WB9Fd6xwtmAwbR.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/44wXefe8WB9Fd6xwtmAwbR.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xbb73bcbc302da42152f5f254ae013137409591e303f45f7d85c2fd80db4b6b70","isrc":"USRW29600001","name":"Monkey Wrench","registered_at":"2026-06-01T07:24:33Z","spotify_id":"44wXefe8WB9Fd6xwtmAwbR","type":"track"}

Walk
type: MusicRecording
duration: PT4M15S
duration ms: 255960
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T08:26:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f3c43560a1b713c9d93e8e572a3a04e25847b44636fcbafd8e0182dccf16ba7
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/76Je5Wklky23mVoxiRszcN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/76Je5Wklky23mVoxiRszcN
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 0x5f3c43560a1b713c9d93e8e572a3a04e25847b44636fcbafd8e0182dccf16ba7. 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/76Je5Wklky23mVoxiRszcN.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/76Je5Wklky23mVoxiRszcN.
  date published: 2026-06-13T12:47:07Z

Everlong - Acoustic Version
type: MusicRecording
duration: PT4M10S
duration ms: 250906
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30900002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T07:22:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308
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/3QmesrvdbPjwf7i40nht1D.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3QmesrvdbPjwf7i40nht1D
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308","isrc":"USRW30900002","name":"Everlong - Acoustic Version","registered_at":"2026-06-01T07:22:21Z","spotify_id":"3QmesrvdbPjwf7i40nht1D","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 0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308. 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/3QmesrvdbPjwf7i40nht1D.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/3QmesrvdbPjwf7i40nht1D.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xaa95ceb3be71138aba368f4030c40b8c7452c34dbf5106e2efb9076232a73308","isrc":"USRW30900002","name":"Everlong - Acoustic Version","registered_at":"2026-06-01T07:22:21Z","spotify_id":"3QmesrvdbPjwf7i40nht1D","type":"track"}

These Days
type: MusicRecording
duration: PT4M58S
duration ms: 298266
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T13:12:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d
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/2kN05N1AQQplsgFweFAqYb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2kN05N1AQQplsgFweFAqYb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d","isrc":"USRW31100008","name":"These Days","registered_at":"2026-06-01T13:12:24Z","spotify_id":"2kN05N1AQQplsgFweFAqYb","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 0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d. 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/2kN05N1AQQplsgFweFAqYb.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/2kN05N1AQQplsgFweFAqYb.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xe9c2442a719e7cbd17d5213066eaa4166afdda447ee6f6abf70f053393a7c54d","isrc":"USRW31100008","name":"These Days","registered_at":"2026-06-01T13:12:24Z","spotify_id":"2kN05N1AQQplsgFweFAqYb","type":"track"}

Wheels
type: MusicRecording
duration: PT4M38S
duration ms: 278213
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRC10900528
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T16:28:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x215c76f7899964b28e83e1c58b11d9dad4b061ccf57029fbc8b9afe23a3bc1cd
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/3KsatAMRt1a7iryhWt5I8U.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KsatAMRt1a7iryhWt5I8U
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 0x215c76f7899964b28e83e1c58b11d9dad4b061ccf57029fbc8b9afe23a3bc1cd. 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/3KsatAMRt1a7iryhWt5I8U.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/3KsatAMRt1a7iryhWt5I8U.
  date published: 2026-06-13T12:47:07Z

Rope
type: MusicRecording
duration: PT4M19S
duration ms: 259026
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T21:13:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa66b2ec9341e99b25450f72eb6ed348dba73b7b3abace21e695b8a36d9475a5d
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/7v0mtl6oInUtHOmTk2b0gC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7v0mtl6oInUtHOmTk2b0gC
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 0xa66b2ec9341e99b25450f72eb6ed348dba73b7b3abace21e695b8a36d9475a5d. 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/7v0mtl6oInUtHOmTk2b0gC.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/7v0mtl6oInUtHOmTk2b0gC.
  date published: 2026-06-13T12:47:07Z

Generator
type: MusicRecording
duration: PT3M47S
duration ms: 227560
explicit: false
by artist: Foo Fighters
in album: There Is Nothing Left To Lose
  type: MusicAlbum
  date published: 1999-11-02
isrc code: USRW39900006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:47:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78463cc50bf6011374139aae0caabcd3f5b7278560659db84603880c5f21f1bb
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/592nTDJAy8AucV4KKIDCmA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/592nTDJAy8AucV4KKIDCmA
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 0x78463cc50bf6011374139aae0caabcd3f5b7278560659db84603880c5f21f1bb. 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/592nTDJAy8AucV4KKIDCmA.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/592nTDJAy8AucV4KKIDCmA.
  date published: 2026-06-13T12:47:07Z

Everlong
type: MusicRecording
duration: PT4M9S
duration ms: 249986
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29600011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T02:52:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0
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/07q6QTQXyPRCf7GbLakRPr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07q6QTQXyPRCf7GbLakRPr
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 0x67fc419e11292b7f878b480f802293712522faf3578c54737d191f7c64f527b0. 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/07q6QTQXyPRCf7GbLakRPr.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/07q6QTQXyPRCf7GbLakRPr.
  date published: 2026-06-13T12:47:07Z

Arlandria
type: MusicRecording
duration: PT4M27S
duration ms: 267560
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T04:11:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdfbce94e8de6cd4c3b0d353526716bcbd970093b09d13fc79936f25ddd904093
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/5TOYgNohZAFEPOtnchPhZS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5TOYgNohZAFEPOtnchPhZS
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 0xdfbce94e8de6cd4c3b0d353526716bcbd970093b09d13fc79936f25ddd904093. 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/5TOYgNohZAFEPOtnchPhZS.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/5TOYgNohZAFEPOtnchPhZS.
  date published: 2026-06-13T15:41:10Z

My Hero
type: MusicRecording
duration: PT4M18S
duration ms: 258973
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW29600007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T04:15:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8
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/7u5dBtASrtOuBTTZjJrvuJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7u5dBtASrtOuBTTZjJrvuJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:42Z","spotify_id":"7u5dBtASrtOuBTTZjJrvuJ","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 0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8. 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/7u5dBtASrtOuBTTZjJrvuJ.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/7u5dBtASrtOuBTTZjJrvuJ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x62948f401252d2999866b858a6dcca875cf0b341dd0ddf3c440efa2b9b8b92c8","isrc":"USRW29600007","name":"My Hero","registered_at":"2026-06-01T04:15:42Z","spotify_id":"7u5dBtASrtOuBTTZjJrvuJ","type":"track"}

Best of You
type: MusicRecording
duration: PT4M14S
duration ms: 254973
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30500001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:37:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919
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/1sn6iOK93jnp0Hn5BnNOXy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sn6iOK93jnp0Hn5BnNOXy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919","isrc":"USRW30500001","name":"Best of You","registered_at":"2026-06-04T06:37:01Z","spotify_id":"1sn6iOK93jnp0Hn5BnNOXy","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 0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919. 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/1sn6iOK93jnp0Hn5BnNOXy.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/1sn6iOK93jnp0Hn5BnNOXy.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x753b3396694c16571bd052111c411caf6f7c875b901105c45e4d66e2f1e3f919","isrc":"USRW30500001","name":"Best of You","registered_at":"2026-06-04T06:37:01Z","spotify_id":"1sn6iOK93jnp0Hn5BnNOXy","type":"track"}

Hey, Johnny Park!
type: MusicRecording
duration: PT4M8S
duration ms: 248266
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T05:00:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b
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/0M5xRyxGpFFDfzN2x0wdpH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0M5xRyxGpFFDfzN2x0wdpH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b","isrc":"USRW29600003","name":"Hey, Johnny Park!","registered_at":"2026-06-04T05:00:49Z","spotify_id":"0M5xRyxGpFFDfzN2x0wdpH","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 0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b. 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/0M5xRyxGpFFDfzN2x0wdpH.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/0M5xRyxGpFFDfzN2x0wdpH.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1e4e8529538aa6c2e1c270a794b0ed51b0a030baed92719564b18861f134782b","isrc":"USRW29600003","name":"Hey, Johnny Park!","registered_at":"2026-06-04T05:00:49Z","spotify_id":"0M5xRyxGpFFDfzN2x0wdpH","type":"track"}

The Pretender
type: MusicRecording
duration: PT4M27S
duration ms: 267360
explicit: false
by artist: Foo Fighters
in album: Greatest Hits
  type: MusicAlbum
  date published: 2009-11-03
isrc code: USRW30700007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T03:36:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a
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/6HNruFQlzQx4ulL4ppRLYI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HNruFQlzQx4ulL4ppRLYI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"6HNruFQlzQx4ulL4ppRLYI","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 0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a. 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/6HNruFQlzQx4ulL4ppRLYI.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/6HNruFQlzQx4ulL4ppRLYI.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x4e6aa15b9b6398e710f78ca19789fbc9129cca3cf94f301b0bc2d63fa4f9bd6a","isrc":"USRW30700007","name":"The Pretender","registered_at":"2026-06-01T03:36:18Z","spotify_id":"6HNruFQlzQx4ulL4ppRLYI","type":"track"}

Bridge Burning
type: MusicRecording
duration: PT4M46S
duration ms: 286466
explicit: false
by artist: Foo Fighters
in album: Wasting Light
  type: MusicAlbum
  date published: 2011-04-12
isrc code: USRW31100004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:31:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf
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/0bHD1nLe7Nhw55ZGJ92332.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0bHD1nLe7Nhw55ZGJ92332
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf","isrc":"USRW31100004","name":"Bridge Burning","registered_at":"2026-06-04T06:31:50Z","spotify_id":"0bHD1nLe7Nhw55ZGJ92332","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 0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf. 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/0bHD1nLe7Nhw55ZGJ92332.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/0bHD1nLe7Nhw55ZGJ92332.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x32164a24f0c6ad894ba668f6ca197dac8318d0fb12118cf4cefd79d9cc9c70bf","isrc":"USRW31100004","name":"Bridge Burning","registered_at":"2026-06-04T06:31:50Z","spotify_id":"0bHD1nLe7Nhw55ZGJ92332","type":"track"}

Doll
type: MusicRecording
duration: PT1M23S
duration ms: 83800
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:03:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeb459b0f539ee41c8a8c8bbdffb97da6e91bfa02656da4315f77535029ce8c63
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/2KvhVhBR7MIMZUQNRBiY2k.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2KvhVhBR7MIMZUQNRBiY2k
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 0xeb459b0f539ee41c8a8c8bbdffb97da6e91bfa02656da4315f77535029ce8c63. 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/2KvhVhBR7MIMZUQNRBiY2k.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/2KvhVhBR7MIMZUQNRBiY2k.
  date published: 2026-06-13T15:41:10Z

Walking After You
type: MusicRecording
duration: PT5M3S
duration ms: 303813
explicit: false
by artist: Foo Fighters
in album: The Colour And The Shape
  type: MusicAlbum
  date published: 1997-05-20
isrc code: USRW29600012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T06:55:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7
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/7pS2OVdIWviLpz5GOtJLzz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pS2OVdIWviLpz5GOtJLzz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7","isrc":"USRW29600012","name":"Walking After You","registered_at":"2026-06-04T06:55:03Z","spotify_id":"7pS2OVdIWviLpz5GOtJLzz","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 0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7. 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/7pS2OVdIWviLpz5GOtJLzz.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/7pS2OVdIWviLpz5GOtJLzz.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xe5751878196dab5af6eec399b52743ca06c0e663cbc6db6188906e1eceae82b7","isrc":"USRW29600012","name":"Walking After You","registered_at":"2026-06-04T06:55:03Z","spotify_id":"7pS2OVdIWviLpz5GOtJLzz","type":"track"}