IZ*ONE
type: MusicGroup
genre: k-pop
popularity: 59
followers: 2379180
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77be75b31d203559285e327b1046dd9aaf5e2bee64b63afd18d266eb722ac61f
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/72f29809-5126-4935-b2b0-2e72c59bb13a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/72f29809-5126-4935-b2b0-2e72c59bb13a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/72f29809-5126-4935-b2b0-2e72c59bb13a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77be75b31d203559285e327b1046dd9aaf5e2bee64b63afd18d266eb722ac61f. 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/72f29809-5126-4935-b2b0-2e72c59bb13a.json and https://artists.proofprofile.net/proofs/artist/72f29809-5126-4935-b2b0-2e72c59bb13a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
  track: Beware
    type: MusicRecording
    duration: PT4M10S
    duration ms: 250828
    explicit: false
    by artist: IZ*ONE
    in album: Twelve (Special Edition)
      type: MusicAlbum
      date published: 2020-10-21
    isrc code: JPPO02002948
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-05T14:59:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af
    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/5T6rEdxOoJ79MfOJpUx33d.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5T6rEdxOoJ79MfOJpUx33d
    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 0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af. 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/5T6rEdxOoJ79MfOJpUx33d.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/5T6rEdxOoJ79MfOJpUx33d.
      date published: 2026-06-13T15:41:10Z
  track: Vampire
    type: MusicRecording
    duration: PT3M48S
    duration ms: 228657
    explicit: false
    by artist: IZ*ONE
    in album: Twelve (Special Edition)
      type: MusicAlbum
      date published: 2020-10-21
    isrc code: JPPO01903734
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-06T21:59:51+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5
    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/6ac7KN5BIxZKh90CSvcHta.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ac7KN5BIxZKh90CSvcHta
    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 0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5. 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/6ac7KN5BIxZKh90CSvcHta.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/6ac7KN5BIxZKh90CSvcHta.
      date published: 2026-06-13T15:41:10Z
  track: 好きと言わせたい
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241200
    explicit: false
    by artist: IZ*ONE
    in album: Twelve (Special Edition)
      type: MusicAlbum
      date published: 2020-10-21
    isrc code: JPPO01806807
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T13:53:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1
    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/2TMgQYI2BGbrPWiZKopU0u.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TMgQYI2BGbrPWiZKopU0u
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"2TMgQYI2BGbrPWiZKopU0u","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 0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1. 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/2TMgQYI2BGbrPWiZKopU0u.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/2TMgQYI2BGbrPWiZKopU0u.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"2TMgQYI2BGbrPWiZKopU0u","type":"track"}
  track: Waiting
    type: MusicRecording
    duration: PT4M12S
    duration ms: 252203
    explicit: false
    by artist: IZ*ONE
    in album: Twelve (Special Edition)
      type: MusicAlbum
      date published: 2020-10-21
    isrc code: JPPO02002949
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-08T16:53:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb17a406b84b715ebbcb23012b842ed7f1c3f785422d5f4d6df93cc89c792ce73
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 953520
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953520
    additional property: OTSRecordURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
  track: Buenos Aires
  track: 好きになっちゃうだろう? - IZ*ONE Ver.
  track: Yummy Summer
  track: La Vie en Rose - Japanese Ver.
  track: Violeta - Japanese Ver.
  track: FIESTA - Japanese Ver.
  track: 夢を見ている間 - Japanese Ver. / IZ*ONE Ver.
  track: どうすればいい?
  track: Shy boy
album: BLOOM*IZ
album: ZERO:ATTITUDE
album: D-D-DANCE
album: One-reeler / Act IV
album: Beware
album: Oneiric Diary
album: Vampire (Special Edition)
album: Vampire
album: Buenos Aires (Special Edition)
album: Buenos Aires
album: HEART*IZ
album: 好きと言わせたい (WIZ*ONE盤)
album: 好きと言わせたい (Type B)
album: 好きと言わせたい (Type A)
album: COLOR*IZ
album: Rewind : Blossom
track: Secret Story of the Swan
track: La Vie en Rose
track: Violeta
track: FIESTA - Japanese Ver.
track: D-D-DANCE
track: Up
track: Highlight
track: Airplane
track: 好きと言わせたい
track: Merry-Go-Round
track: With*One
track: Colors
track: Beware
track: Pretty
track: ZERO:ATTITUDE (Feat. pH-1)
track: Hey. Bae. Like it.
track: Really Like You
track: O' My!
track: Welcome
track: Memory

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/68L9QpTrOnpnmDxFftdR4q.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68L9QpTrOnpnmDxFftdR4q

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

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 0xb17a406b84b715ebbcb23012b842ed7f1c3f785422d5f4d6df93cc89c792ce73. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/68L9QpTrOnpnmDxFftdR4q.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/68L9QpTrOnpnmDxFftdR4q.
date published: 2026-06-13T13:32:09Z

Buenos Aires
type: MusicRecording
duration: PT4M23S
duration ms: 263407
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO01902190
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:11:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc
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/2RKcRZsymuYbCGQvBK3qmB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RKcRZsymuYbCGQvBK3qmB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"2RKcRZsymuYbCGQvBK3qmB","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 0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc. 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/2RKcRZsymuYbCGQvBK3qmB.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/2RKcRZsymuYbCGQvBK3qmB.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"2RKcRZsymuYbCGQvBK3qmB","type":"track"}

好きになっちゃうだろう? - IZ*ONE Ver.
type: MusicRecording
duration: PT4M10S
duration ms: 250578
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: KRA871800022
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:47:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f
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/76nZQTfy2g9UuNTWdbNDKb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/76nZQTfy2g9UuNTWdbNDKb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f","isrc":"KRA871800022","name":"好きになっちゃうだろう? - IZ*ONE Ver.","registered_at":"2026-06-05T19:47:10Z","spotify_id":"76nZQTfy2g9UuNTWdbNDKb","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 0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f. 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/76nZQTfy2g9UuNTWdbNDKb.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/76nZQTfy2g9UuNTWdbNDKb.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f","isrc":"KRA871800022","name":"好きになっちゃうだろう? - IZ*ONE Ver.","registered_at":"2026-06-05T19:47:10Z","spotify_id":"76nZQTfy2g9UuNTWdbNDKb","type":"track"}

Yummy Summer
type: MusicRecording
duration: PT3M26S
duration ms: 206376
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002950
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:11:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x011b253ba0ea6e936ed816486b3ac195ed0f9b0cf80d04204fd7420ab8d5e0ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5t5CHRIf9WzxQelHmEe8s0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5t5CHRIf9WzxQelHmEe8s0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x011b253ba0ea6e936ed816486b3ac195ed0f9b0cf80d04204fd7420ab8d5e0ce","isrc":"JPPO02002950","name":"Yummy Summer","registered_at":"2026-06-07T05:11:56Z","spotify_id":"5t5CHRIf9WzxQelHmEe8s0","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 0x011b253ba0ea6e936ed816486b3ac195ed0f9b0cf80d04204fd7420ab8d5e0ce. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5t5CHRIf9WzxQelHmEe8s0.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/5t5CHRIf9WzxQelHmEe8s0.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x011b253ba0ea6e936ed816486b3ac195ed0f9b0cf80d04204fd7420ab8d5e0ce","isrc":"JPPO02002950","name":"Yummy Summer","registered_at":"2026-06-07T05:11:56Z","spotify_id":"5t5CHRIf9WzxQelHmEe8s0","type":"track"}

La Vie en Rose - Japanese Ver.
type: MusicRecording
duration: PT3M41S
duration ms: 221543
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002951
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:11:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd4cc3e9bf105ff98dbbc05aecc94c0083f7146b9bb32dde30ee1b7783896f8e3
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/4wbaRQCvw5zziGfwATcTdy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4wbaRQCvw5zziGfwATcTdy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd4cc3e9bf105ff98dbbc05aecc94c0083f7146b9bb32dde30ee1b7783896f8e3","isrc":"JPPO02002951","name":"La Vie en Rose - Japanese Ver.","registered_at":"2026-06-06T21:11:23Z","spotify_id":"4wbaRQCvw5zziGfwATcTdy","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 0xd4cc3e9bf105ff98dbbc05aecc94c0083f7146b9bb32dde30ee1b7783896f8e3. 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/4wbaRQCvw5zziGfwATcTdy.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/4wbaRQCvw5zziGfwATcTdy.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd4cc3e9bf105ff98dbbc05aecc94c0083f7146b9bb32dde30ee1b7783896f8e3","isrc":"JPPO02002951","name":"La Vie en Rose - Japanese Ver.","registered_at":"2026-06-06T21:11:23Z","spotify_id":"4wbaRQCvw5zziGfwATcTdy","type":"track"}

Violeta - Japanese Ver.
type: MusicRecording
duration: PT3M22S
duration ms: 202948
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002952
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T17:25:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4966a8a7a4fe56977674c719f8b8bdb026dc30765077097116b03eec97e15b21
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/72mz4jaq7bZ30LnFfj6Q1o.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72mz4jaq7bZ30LnFfj6Q1o
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4966a8a7a4fe56977674c719f8b8bdb026dc30765077097116b03eec97e15b21","isrc":"JPPO02002952","name":"Violeta - Japanese Ver.","registered_at":"2026-06-07T17:25:08Z","spotify_id":"72mz4jaq7bZ30LnFfj6Q1o","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 0x4966a8a7a4fe56977674c719f8b8bdb026dc30765077097116b03eec97e15b21. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/72mz4jaq7bZ30LnFfj6Q1o.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/72mz4jaq7bZ30LnFfj6Q1o.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x4966a8a7a4fe56977674c719f8b8bdb026dc30765077097116b03eec97e15b21","isrc":"JPPO02002952","name":"Violeta - Japanese Ver.","registered_at":"2026-06-07T17:25:08Z","spotify_id":"72mz4jaq7bZ30LnFfj6Q1o","type":"track"}

FIESTA - Japanese Ver.
type: MusicRecording
duration: PT3M41S
duration ms: 221236
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002953
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:52:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd
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/1IWoF7igE9VPm59E6UceJd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1IWoF7igE9VPm59E6UceJd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd","isrc":"JPPO02002953","name":"FIESTA - Japanese Ver.","registered_at":"2026-06-04T15:52:20Z","spotify_id":"1IWoF7igE9VPm59E6UceJd","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 0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd. 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/1IWoF7igE9VPm59E6UceJd.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/1IWoF7igE9VPm59E6UceJd.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd","isrc":"JPPO02002953","name":"FIESTA - Japanese Ver.","registered_at":"2026-06-04T15:52:20Z","spotify_id":"1IWoF7igE9VPm59E6UceJd","type":"track"}

夢を見ている間 - Japanese Ver. / IZ*ONE Ver.
type: MusicRecording
duration: PT3M30S
duration ms: 210592
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002954
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T17:23:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x74bbef0ee91b11cb52a5ad279cf325bb3f309739404a79aec73ccb60db35b3d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1qzO1EzeEXWcNRGR3xf2oR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qzO1EzeEXWcNRGR3xf2oR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x74bbef0ee91b11cb52a5ad279cf325bb3f309739404a79aec73ccb60db35b3d3","isrc":"JPPO02002954","name":"夢を見ている間 - Japanese Ver. / IZ*ONE Ver.","registered_at":"2026-06-07T17:23:21Z","spotify_id":"1qzO1EzeEXWcNRGR3xf2oR","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 0x74bbef0ee91b11cb52a5ad279cf325bb3f309739404a79aec73ccb60db35b3d3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qzO1EzeEXWcNRGR3xf2oR.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/1qzO1EzeEXWcNRGR3xf2oR.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x74bbef0ee91b11cb52a5ad279cf325bb3f309739404a79aec73ccb60db35b3d3","isrc":"JPPO02002954","name":"夢を見ている間 - Japanese Ver. / IZ*ONE Ver.","registered_at":"2026-06-07T17:23:21Z","spotify_id":"1qzO1EzeEXWcNRGR3xf2oR","type":"track"}

どうすればいい?
type: MusicRecording
duration: PT2M54S
duration ms: 174319
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002955
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T11:44:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58e901455d3c438b9f4e53c4984dec4c86e29d099138de81b889386b6c782d07
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/47J03ZhbeJLeMRn1BA3ho9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47J03ZhbeJLeMRn1BA3ho9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T19:52:14Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58e901455d3c438b9f4e53c4984dec4c86e29d099138de81b889386b6c782d07","isrc":"JPPO02002955","name":"どうすればいい?","registered_at":"2026-06-17T11:44:29Z","spotify_id":"47J03ZhbeJLeMRn1BA3ho9","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 0x58e901455d3c438b9f4e53c4984dec4c86e29d099138de81b889386b6c782d07. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:52:14Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/47J03ZhbeJLeMRn1BA3ho9.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/47J03ZhbeJLeMRn1BA3ho9.
  date published: 2026-06-17T19:52:14Z
  text: {"copyright_id":"0x58e901455d3c438b9f4e53c4984dec4c86e29d099138de81b889386b6c782d07","isrc":"JPPO02002955","name":"どうすればいい?","registered_at":"2026-06-17T11:44:29Z","spotify_id":"47J03ZhbeJLeMRn1BA3ho9","type":"track"}

Shy boy
type: MusicRecording
duration: PT4M23S
duration ms: 263067
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002956
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T01:19:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ccc1c153d1790866ebfe7a41b5f1c8cf7fddb58b40d211e1d58a286883186c9
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/5lgAXdsQNd0mOEiRpVjCSo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lgAXdsQNd0mOEiRpVjCSo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ccc1c153d1790866ebfe7a41b5f1c8cf7fddb58b40d211e1d58a286883186c9","isrc":"JPPO02002956","name":"Shy boy","registered_at":"2026-06-11T01:19:38Z","spotify_id":"5lgAXdsQNd0mOEiRpVjCSo","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 0x4ccc1c153d1790866ebfe7a41b5f1c8cf7fddb58b40d211e1d58a286883186c9. 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/5lgAXdsQNd0mOEiRpVjCSo.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/5lgAXdsQNd0mOEiRpVjCSo.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x4ccc1c153d1790866ebfe7a41b5f1c8cf7fddb58b40d211e1d58a286883186c9","isrc":"JPPO02002956","name":"Shy boy","registered_at":"2026-06-11T01:19:38Z","spotify_id":"5lgAXdsQNd0mOEiRpVjCSo","type":"track"}

BLOOM*IZ
type: MusicAlbum
date published: 2020-02-17
track: EYES
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217960
  explicit: false
  by artist: IZ*ONE
  in album: BLOOM*IZ
    type: MusicAlbum
    date published: 2020-02-17
  isrc code: KRA871900036
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T20:31:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe8143b5f8939678573a42daa03f34dd7eba03a7d8321deed0f51fbf2d44f6186
  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/5i299xWIza9JP2yOvIACnn.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5i299xWIza9JP2yOvIACnn
  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 0xe8143b5f8939678573a42daa03f34dd7eba03a7d8321deed0f51fbf2d44f6186. 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/5i299xWIza9JP2yOvIACnn.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/5i299xWIza9JP2yOvIACnn.
    date published: 2026-06-13T12:47:07Z
track: FIESTA
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217760
  explicit: false
  by artist: IZ*ONE
  in album: BLOOM*IZ
    type: MusicAlbum
    date published: 2020-02-17
  isrc code: KRA871900037
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T15:27:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcbf766f3b205e9ef8c13927ac8cc3d216ca32c300b16c87308ea3a45f37e797a
  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/6Ihdn6wW2UBhfTKWbP29KA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Ihdn6wW2UBhfTKWbP29KA
  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 0xcbf766f3b205e9ef8c13927ac8cc3d216ca32c300b16c87308ea3a45f37e797a. 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/6Ihdn6wW2UBhfTKWbP29KA.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/6Ihdn6wW2UBhfTKWbP29KA.
    date published: 2026-06-13T12:47:07Z
track: DREAMLIKE
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226786
  explicit: false
  by artist: IZ*ONE
  in album: BLOOM*IZ
    type: MusicAlbum
    date published: 2020-02-17
  isrc code: KRA871900038
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T07:44:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaea487c724460f0932cefd3ea0c2e488077bf854502b5b77a9f1f71bb47d5e57
  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/6d3pjHp69A5RABSAJ7zqJH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6d3pjHp69A5RABSAJ7zqJH
  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 0xaea487c724460f0932cefd3ea0c2e488077bf854502b5b77a9f1f71bb47d5e57. 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/6d3pjHp69A5RABSAJ7zqJH.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/6d3pjHp69A5RABSAJ7zqJH.
    date published: 2026-06-13T15:41:10Z
track: AYAYAYA
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202400
  explicit: false
  by artist: IZ*ONE
  in album: BLOOM*IZ
    type: MusicAlbum
    date published: 2020-02-17
  isrc code: KRA871900039
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T10:38:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x513ee0bc47b098ba656798bf75db63fc034f4e4be707b242114cadccb15658cf
  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/4XKCLNyCTvtdkLu5O1mzTU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4XKCLNyCTvtdkLu5O1mzTU
  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 0x513ee0bc47b098ba656798bf75db63fc034f4e4be707b242114cadccb15658cf. 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/4XKCLNyCTvtdkLu5O1mzTU.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/4XKCLNyCTvtdkLu5O1mzTU.
    date published: 2026-06-13T15:41:10Z
track: SO CURIOUS
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202586
  explicit: false
  by artist: IZ*ONE
  in album: BLOOM*IZ
    type: MusicAlbum
    date published: 2020-02-17
  isrc code: KRA871900040
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T15:47:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4eb9b28a0ad341f9e17434fd248d6b946a458c774fa10a7d32769c260f20c54e
  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: SPACESHIP
track: DESTINY
track: YOU & I
track: DAYDREAM
track: PINK BLUSHER
track: SOMEDAY
track: OPEN YOUR EYES

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/1UIBdhUqYWTPkclHSJ9Qeb.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UIBdhUqYWTPkclHSJ9Qeb

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x4eb9b28a0ad341f9e17434fd248d6b946a458c774fa10a7d32769c260f20c54e","isrc":"KRA871900040","name":"SO CURIOUS","registered_at":"2026-06-05T15:47:56Z","spotify_id":"1UIBdhUqYWTPkclHSJ9Qeb","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 0x4eb9b28a0ad341f9e17434fd248d6b946a458c774fa10a7d32769c260f20c54e. 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/1UIBdhUqYWTPkclHSJ9Qeb.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/1UIBdhUqYWTPkclHSJ9Qeb.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x4eb9b28a0ad341f9e17434fd248d6b946a458c774fa10a7d32769c260f20c54e","isrc":"KRA871900040","name":"SO CURIOUS","registered_at":"2026-06-05T15:47:56Z","spotify_id":"1UIBdhUqYWTPkclHSJ9Qeb","type":"track"}

SPACESHIP
type: MusicRecording
duration: PT2M51S
duration ms: 171386
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:38:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1c4e4986b43d362cd6ec6a53cd64df4a3d98a604fee74f225de69f1db99a55f
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/6axF0CI9p2GBm8M0uQ7Efp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6axF0CI9p2GBm8M0uQ7Efp
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 0xd1c4e4986b43d362cd6ec6a53cd64df4a3d98a604fee74f225de69f1db99a55f. 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/6axF0CI9p2GBm8M0uQ7Efp.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/6axF0CI9p2GBm8M0uQ7Efp.
  date published: 2026-06-13T12:47:07Z

DESTINY
type: MusicRecording
duration: PT3M21S
duration ms: 201533
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900042
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:19:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0edcfac7156af20f388b3e30308f84f067b5e752854817330c9d6aed3b2ea78
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/2qFZjcCI3vuBX83IuluS2w.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2qFZjcCI3vuBX83IuluS2w
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 0xc0edcfac7156af20f388b3e30308f84f067b5e752854817330c9d6aed3b2ea78. 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/2qFZjcCI3vuBX83IuluS2w.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/2qFZjcCI3vuBX83IuluS2w.
  date published: 2026-06-13T15:41:10Z

YOU & I
type: MusicRecording
duration: PT3M24S
duration ms: 204560
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:53:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c404022ae1a10a047bfc7a216adbb1472cdc2ffd1dc201d49acde606eeb726f
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/0Dw0Vu2BVOA9YjGFOpdk62.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Dw0Vu2BVOA9YjGFOpdk62
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2c404022ae1a10a047bfc7a216adbb1472cdc2ffd1dc201d49acde606eeb726f","isrc":"KRA871900043","name":"YOU & I","registered_at":"2026-06-06T15:53:24Z","spotify_id":"0Dw0Vu2BVOA9YjGFOpdk62","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 0x2c404022ae1a10a047bfc7a216adbb1472cdc2ffd1dc201d49acde606eeb726f. 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/0Dw0Vu2BVOA9YjGFOpdk62.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/0Dw0Vu2BVOA9YjGFOpdk62.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x2c404022ae1a10a047bfc7a216adbb1472cdc2ffd1dc201d49acde606eeb726f","isrc":"KRA871900043","name":"YOU & I","registered_at":"2026-06-06T15:53:24Z","spotify_id":"0Dw0Vu2BVOA9YjGFOpdk62","type":"track"}

DAYDREAM
type: MusicRecording
duration: PT3M23S
duration ms: 203666
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:21:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e6ee530f1b2eb8ff038af3cf9ec7e305c2e4cc20501816e76cd5f202ac813ab
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/19vNcjcAM9KC7ykx9V6eBy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19vNcjcAM9KC7ykx9V6eBy
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 0x4e6ee530f1b2eb8ff038af3cf9ec7e305c2e4cc20501816e76cd5f202ac813ab. 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/19vNcjcAM9KC7ykx9V6eBy.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/19vNcjcAM9KC7ykx9V6eBy.
  date published: 2026-06-13T15:41:10Z

PINK BLUSHER
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:58:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b358ce30ceb9c0f0219f1e8730bcfd449504be431e805060d25495245f596c7
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/13QHxN1sTC524wQ0Go0KWB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/13QHxN1sTC524wQ0Go0KWB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4b358ce30ceb9c0f0219f1e8730bcfd449504be431e805060d25495245f596c7","isrc":"KRA871900045","name":"PINK BLUSHER","registered_at":"2026-06-06T08:58:25Z","spotify_id":"13QHxN1sTC524wQ0Go0KWB","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 0x4b358ce30ceb9c0f0219f1e8730bcfd449504be431e805060d25495245f596c7. 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/13QHxN1sTC524wQ0Go0KWB.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/13QHxN1sTC524wQ0Go0KWB.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x4b358ce30ceb9c0f0219f1e8730bcfd449504be431e805060d25495245f596c7","isrc":"KRA871900045","name":"PINK BLUSHER","registered_at":"2026-06-06T08:58:25Z","spotify_id":"13QHxN1sTC524wQ0Go0KWB","type":"track"}

SOMEDAY
type: MusicRecording
duration: PT3M17S
duration ms: 197173
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T05:54:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x454cf6968a9fdb7c37bf5e9dcfad25db00d415480d4214e7e11c499dd00acc84
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/3qhzRGLZajlHWlxzDyHK4B.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qhzRGLZajlHWlxzDyHK4B
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 0x454cf6968a9fdb7c37bf5e9dcfad25db00d415480d4214e7e11c499dd00acc84. 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/3qhzRGLZajlHWlxzDyHK4B.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/3qhzRGLZajlHWlxzDyHK4B.
  date published: 2026-06-13T12:47:07Z

OPEN YOUR EYES
type: MusicRecording
duration: PT3M17S
duration ms: 197972
explicit: false
by artist: IZ*ONE
in album: BLOOM*IZ
  type: MusicAlbum
  date published: 2020-02-17
isrc code: KRA871900047
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:56:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6451a2942bd659a3d5d1ce7050bb9eae6402419f95571af8b5cafd17584375d6
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/7g2h7EM7nKSUPDuA6ehm29.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7g2h7EM7nKSUPDuA6ehm29
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6451a2942bd659a3d5d1ce7050bb9eae6402419f95571af8b5cafd17584375d6","isrc":"KRA871900047","name":"OPEN YOUR EYES","registered_at":"2026-06-06T08:56:40Z","spotify_id":"7g2h7EM7nKSUPDuA6ehm29","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 0x6451a2942bd659a3d5d1ce7050bb9eae6402419f95571af8b5cafd17584375d6. 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/7g2h7EM7nKSUPDuA6ehm29.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/7g2h7EM7nKSUPDuA6ehm29.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x6451a2942bd659a3d5d1ce7050bb9eae6402419f95571af8b5cafd17584375d6","isrc":"KRA871900047","name":"OPEN YOUR EYES","registered_at":"2026-06-06T08:56:40Z","spotify_id":"7g2h7EM7nKSUPDuA6ehm29","type":"track"}

ZERO:ATTITUDE
type: MusicAlbum
date published: 2021-02-15
track: ZERO:ATTITUDE (Feat. pH-1)
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180906
  explicit: false
  by artist: SOYOU
  by artist: IZ*ONE
  by artist: pH-1
  in album: ZERO:ATTITUDE
    type: MusicAlbum
    date published: 2021-02-15
  isrc code: KRA382100771
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T19:46:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7
  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/7oZ7KgLcFZGJ0EZXi6BR7M.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7oZ7KgLcFZGJ0EZXi6BR7M
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7","isrc":"KRA382100771","name":"ZERO:ATTITUDE (Feat. pH-1)","registered_at":"2026-06-05T19:46:26Z","spotify_id":"7oZ7KgLcFZGJ0EZXi6BR7M","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 0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7. 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/7oZ7KgLcFZGJ0EZXi6BR7M.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/7oZ7KgLcFZGJ0EZXi6BR7M.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7","isrc":"KRA382100771","name":"ZERO:ATTITUDE (Feat. pH-1)","registered_at":"2026-06-05T19:46:26Z","spotify_id":"7oZ7KgLcFZGJ0EZXi6BR7M","type":"track"}

D-D-DANCE
type: MusicAlbum
date published: 2021-01-26
track: D-D-DANCE
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205066
  explicit: false
  by artist: IZ*ONE
  in album: D-D-DANCE
    type: MusicAlbum
    date published: 2021-01-26
  isrc code: KRA382100284
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T09:38:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd0a8cf8d8a98f05e761f0de2cabb74f4db966b7b52d0b4e9bdadf2260314b678
  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/1HLVKk07Ac4M6rql3B5KLw.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1HLVKk07Ac4M6rql3B5KLw
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0a8cf8d8a98f05e761f0de2cabb74f4db966b7b52d0b4e9bdadf2260314b678. 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/1HLVKk07Ac4M6rql3B5KLw.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/1HLVKk07Ac4M6rql3B5KLw.
    date published: 2026-06-13T17:25:41Z

One-reeler / Act IV
type: MusicAlbum
date published: 2020-12-07
track: Mise-en-Scène
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199853
  explicit: false
  by artist: IZ*ONE
  in album: One-reeler / Act IV
    type: MusicAlbum
    date published: 2020-12-07
  isrc code: KRA492001344
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T11:17:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1717ebd31713124c19ca1c5f2e283c1d9071550d469976dfbf98cd411b25d964
  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/2MkRGUoxfB1gq0k2lMu0o0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MkRGUoxfB1gq0k2lMu0o0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1717ebd31713124c19ca1c5f2e283c1d9071550d469976dfbf98cd411b25d964","isrc":"KRA492001344","name":"Mise-en-Scène","registered_at":"2026-06-05T11:17:16Z","spotify_id":"2MkRGUoxfB1gq0k2lMu0o0","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 0x1717ebd31713124c19ca1c5f2e283c1d9071550d469976dfbf98cd411b25d964. 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/2MkRGUoxfB1gq0k2lMu0o0.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/2MkRGUoxfB1gq0k2lMu0o0.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x1717ebd31713124c19ca1c5f2e283c1d9071550d469976dfbf98cd411b25d964","isrc":"KRA492001344","name":"Mise-en-Scène","registered_at":"2026-06-05T11:17:16Z","spotify_id":"2MkRGUoxfB1gq0k2lMu0o0","type":"track"}
track: Panorama
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222853
  explicit: false
  by artist: IZ*ONE
  in album: One-reeler / Act IV
    type: MusicAlbum
    date published: 2020-12-07
  isrc code: KRA492001345
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T10:26:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1e3aed2ab76622932a98f8d6a76ca776678f5a759cffc1d1ca766e5455c3d081
  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/0CnpSTdL9l5vQM4YnzXtyo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CnpSTdL9l5vQM4YnzXtyo
  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 0x1e3aed2ab76622932a98f8d6a76ca776678f5a759cffc1d1ca766e5455c3d081. 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/0CnpSTdL9l5vQM4YnzXtyo.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/0CnpSTdL9l5vQM4YnzXtyo.
    date published: 2026-06-13T12:47:07Z
track: Island
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193533
  explicit: false
  by artist: IZ*ONE
  in album: One-reeler / Act IV
    type: MusicAlbum
    date published: 2020-12-07
  isrc code: KRA492001346
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T20:30:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1600ae5a6e4a2fb2bac65463181435a89a4cd4aa87fe63f61b1ac5b58bd7bf76
  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/7GgUU6eRhXsRD5eJNT0MFA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7GgUU6eRhXsRD5eJNT0MFA
  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 0x1600ae5a6e4a2fb2bac65463181435a89a4cd4aa87fe63f61b1ac5b58bd7bf76. 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/7GgUU6eRhXsRD5eJNT0MFA.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/7GgUU6eRhXsRD5eJNT0MFA.
    date published: 2026-06-13T12:47:07Z
track: Sequence
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190866
  explicit: false
  by artist: IZ*ONE
  in album: One-reeler / Act IV
    type: MusicAlbum
    date published: 2020-12-07
  isrc code: KRA492001347
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:25:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0f71d6594a11e03bc5945da7714f235b98df45b8a3847a9203d42c86df404813
  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/4Wa3kUtGTeuPuC9qF9wF0g.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Wa3kUtGTeuPuC9qF9wF0g
  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 0x0f71d6594a11e03bc5945da7714f235b98df45b8a3847a9203d42c86df404813. 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/4Wa3kUtGTeuPuC9qF9wF0g.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/4Wa3kUtGTeuPuC9qF9wF0g.
    date published: 2026-06-13T15:41:10Z
track: O Sole Mio
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210320
  explicit: false
  by artist: IZ*ONE
  in album: One-reeler / Act IV
    type: MusicAlbum
    date published: 2020-12-07
  isrc code: KRA492001348
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T07:05:47+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: Slow Journey

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x749107b25119bd7a8a98402d536f99d9261c17620e4a05dbc759813abdde8196

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/6XvsuNhva4yQPwjpniUnsd.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XvsuNhva4yQPwjpniUnsd

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x749107b25119bd7a8a98402d536f99d9261c17620e4a05dbc759813abdde8196","isrc":"KRA492001348","name":"O Sole Mio","registered_at":"2026-06-05T07:05:47Z","spotify_id":"6XvsuNhva4yQPwjpniUnsd","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 0x749107b25119bd7a8a98402d536f99d9261c17620e4a05dbc759813abdde8196. 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/6XvsuNhva4yQPwjpniUnsd.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/6XvsuNhva4yQPwjpniUnsd.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x749107b25119bd7a8a98402d536f99d9261c17620e4a05dbc759813abdde8196","isrc":"KRA492001348","name":"O Sole Mio","registered_at":"2026-06-05T07:05:47Z","spotify_id":"6XvsuNhva4yQPwjpniUnsd","type":"track"}

Slow Journey
type: MusicRecording
duration: PT3M19S
duration ms: 199146
explicit: false
by artist: IZ*ONE
in album: One-reeler / Act IV
  type: MusicAlbum
  date published: 2020-12-07
isrc code: KRA492001349
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:31:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7000d7496d4c0d09e5ab6e6cc4e94624bd6d57b79ebcd4bdccd825825937192b
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/34mBTQ0YwnIofeUfNjlwlb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/34mBTQ0YwnIofeUfNjlwlb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7000d7496d4c0d09e5ab6e6cc4e94624bd6d57b79ebcd4bdccd825825937192b","isrc":"KRA492001349","name":"Slow Journey","registered_at":"2026-06-05T20:31:52Z","spotify_id":"34mBTQ0YwnIofeUfNjlwlb","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 0x7000d7496d4c0d09e5ab6e6cc4e94624bd6d57b79ebcd4bdccd825825937192b. 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/34mBTQ0YwnIofeUfNjlwlb.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/34mBTQ0YwnIofeUfNjlwlb.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x7000d7496d4c0d09e5ab6e6cc4e94624bd6d57b79ebcd4bdccd825825937192b","isrc":"KRA492001349","name":"Slow Journey","registered_at":"2026-06-05T20:31:52Z","spotify_id":"34mBTQ0YwnIofeUfNjlwlb","type":"track"}

Beware
type: MusicAlbum
date published: 2020-10-07
track: Beware
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250828
  explicit: false
  by artist: IZ*ONE
  in album: Beware
    type: MusicAlbum
    date published: 2020-10-07
  isrc code: JPPO02002948
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:59:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af
  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/61Fa1xeFO662k31IZPyieS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61Fa1xeFO662k31IZPyieS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af. 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/61Fa1xeFO662k31IZPyieS.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/61Fa1xeFO662k31IZPyieS.
    date published: 2026-06-13T17:25:41Z

Oneiric Diary
type: MusicAlbum
date published: 2020-06-15
track: Welcome
  type: MusicRecording
  duration: PT1M25S
  duration ms: 85146
  explicit: false
  by artist: IZ*ONE
  in album: Oneiric Diary
    type: MusicAlbum
    date published: 2020-06-15
  isrc code: KRA492000672
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T02:12:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x909d6c93b2c32b67a66defc09b8c6b85b48749cb89c9792241c2e11c1dca99af
  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/0n25TbWLbt9VrrPVZr6MDQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0n25TbWLbt9VrrPVZr6MDQ
  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 0x909d6c93b2c32b67a66defc09b8c6b85b48749cb89c9792241c2e11c1dca99af. 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/0n25TbWLbt9VrrPVZr6MDQ.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/0n25TbWLbt9VrrPVZr6MDQ.
    date published: 2026-06-13T15:41:10Z
track: Secret Story of the Swan
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192333
  explicit: false
  by artist: IZ*ONE
  in album: Oneiric Diary
    type: MusicAlbum
    date published: 2020-06-15
  isrc code: KRA492000673
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T14:05:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe
  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/7G6WuVZuTbF6JcnA9wOvsD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7G6WuVZuTbF6JcnA9wOvsD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe","isrc":"KRA492000673","name":"Secret Story of the Swan","registered_at":"2026-06-01T14:05:56Z","spotify_id":"7G6WuVZuTbF6JcnA9wOvsD","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 0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe. 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/7G6WuVZuTbF6JcnA9wOvsD.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/7G6WuVZuTbF6JcnA9wOvsD.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe","isrc":"KRA492000673","name":"Secret Story of the Swan","registered_at":"2026-06-01T14:05:56Z","spotify_id":"7G6WuVZuTbF6JcnA9wOvsD","type":"track"}
track: Pretty
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199933
  explicit: false
  by artist: IZ*ONE
  in album: Oneiric Diary
    type: MusicAlbum
    date published: 2020-06-15
  isrc code: KRA492000674
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:53:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0820b1a412f2ff76d0b55465d68855e7aeaae6dc4e3254d3d7b642508d1765c3
  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/7Jmx9JHRCeMRsuLGaZI3Re.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7Jmx9JHRCeMRsuLGaZI3Re
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0820b1a412f2ff76d0b55465d68855e7aeaae6dc4e3254d3d7b642508d1765c3. 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/7Jmx9JHRCeMRsuLGaZI3Re.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/7Jmx9JHRCeMRsuLGaZI3Re.
    date published: 2026-06-13T17:25:41Z
track: Merry-Go-Round
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180826
  explicit: false
  by artist: IZ*ONE
  in album: Oneiric Diary
    type: MusicAlbum
    date published: 2020-06-15
  isrc code: KRA492000675
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:50:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x16ed6177f26fcfc62fb3d385d15c87bd2f88e3acacdbb4f7f2aed9ff97698238
  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/1zMWOzjhKVlWvzvEK3e5n8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1zMWOzjhKVlWvzvEK3e5n8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ed6177f26fcfc62fb3d385d15c87bd2f88e3acacdbb4f7f2aed9ff97698238. 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/1zMWOzjhKVlWvzvEK3e5n8.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/1zMWOzjhKVlWvzvEK3e5n8.
    date published: 2026-06-13T17:25:41Z
track: Rococo
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193120
  explicit: false
  by artist: IZ*ONE
  in album: Oneiric Diary
    type: MusicAlbum
    date published: 2020-06-15
  isrc code: KRA492000676
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T08:55:09+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: With*One
track: Secret Story of the Swan - Japanese Version
track: Merry-Go-Round - Japanese Version

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x8f7fdadd4728245b0b8f32938e5b38f59c090d07309536259f2d832314ad118f

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/6IlW4Md08R0ktuGWUYWleN.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6IlW4Md08R0ktuGWUYWleN

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

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 0x8f7fdadd4728245b0b8f32938e5b38f59c090d07309536259f2d832314ad118f. 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/6IlW4Md08R0ktuGWUYWleN.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/6IlW4Md08R0ktuGWUYWleN.
date published: 2026-06-13T12:47:07Z

With*One
type: MusicRecording
duration: PT3M39S
duration ms: 219013
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000677
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T06:10:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde1c28a198efe0d788dc2cccc292cb6e6d43ffd36f658e5c5543743e6019361b
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/4ibtE8FK5uFcVPhGath9zk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ibtE8FK5uFcVPhGath9zk
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 0xde1c28a198efe0d788dc2cccc292cb6e6d43ffd36f658e5c5543743e6019361b. 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/4ibtE8FK5uFcVPhGath9zk.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/4ibtE8FK5uFcVPhGath9zk.
  date published: 2026-06-13T15:41:10Z

Secret Story of the Swan - Japanese Version
type: MusicRecording
duration: PT3M12S
duration ms: 192320
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000678
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:37:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x80b12e28daa76d1cda10e3428bfded6fac9bf5a86f9c3465a7ee8200a52a1e06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3WpddjBRdLikgzAybpRnZb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WpddjBRdLikgzAybpRnZb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x80b12e28daa76d1cda10e3428bfded6fac9bf5a86f9c3465a7ee8200a52a1e06","isrc":"KRA492000678","name":"Secret Story of the Swan - Japanese Version","registered_at":"2026-06-06T21:37:00Z","spotify_id":"3WpddjBRdLikgzAybpRnZb","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 0x80b12e28daa76d1cda10e3428bfded6fac9bf5a86f9c3465a7ee8200a52a1e06. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3WpddjBRdLikgzAybpRnZb.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/3WpddjBRdLikgzAybpRnZb.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x80b12e28daa76d1cda10e3428bfded6fac9bf5a86f9c3465a7ee8200a52a1e06","isrc":"KRA492000678","name":"Secret Story of the Swan - Japanese Version","registered_at":"2026-06-06T21:37:00Z","spotify_id":"3WpddjBRdLikgzAybpRnZb","type":"track"}

Merry-Go-Round - Japanese Version
type: MusicRecording
duration: PT3M0S
duration ms: 180813
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000679
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:37:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2349ac28a2b115f1618bf5cad9163d06ebdf979f03247aca2676854f75810a5f
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/6ByMkSxoBLTTavuWBtPXfk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ByMkSxoBLTTavuWBtPXfk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2349ac28a2b115f1618bf5cad9163d06ebdf979f03247aca2676854f75810a5f","isrc":"KRA492000679","name":"Merry-Go-Round - Japanese Version","registered_at":"2026-06-08T01:37:17Z","spotify_id":"6ByMkSxoBLTTavuWBtPXfk","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 0x2349ac28a2b115f1618bf5cad9163d06ebdf979f03247aca2676854f75810a5f. 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/6ByMkSxoBLTTavuWBtPXfk.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/6ByMkSxoBLTTavuWBtPXfk.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x2349ac28a2b115f1618bf5cad9163d06ebdf979f03247aca2676854f75810a5f","isrc":"KRA492000679","name":"Merry-Go-Round - Japanese Version","registered_at":"2026-06-08T01:37:17Z","spotify_id":"6ByMkSxoBLTTavuWBtPXfk","type":"track"}

Vampire (Special Edition)
type: MusicAlbum
date published: 2019-09-25
track: Vampire
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228106
  explicit: false
  by artist: IZ*ONE
  in album: Vampire (Special Edition)
    type: MusicAlbum
    date published: 2019-09-25
  isrc code: JPPO01903734
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T21:59:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5
  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/22YjhGdDhrEx1cnOQUVahw.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/22YjhGdDhrEx1cnOQUVahw
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5. 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/22YjhGdDhrEx1cnOQUVahw.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/22YjhGdDhrEx1cnOQUVahw.
    date published: 2026-06-13T17:25:41Z
track: 君以外
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212880
  explicit: false
  by artist: IZ*ONE
  in album: Vampire (Special Edition)
    type: MusicAlbum
    date published: 2019-09-25
  isrc code: JPPO01903735
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T01:16:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8e3771dc822b3dc86a5920fb976b0eb889b76f3b0ed4b80ff78f1830f35477bd
  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/1p5wG17lnbph3qzUouagiT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1p5wG17lnbph3qzUouagiT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8e3771dc822b3dc86a5920fb976b0eb889b76f3b0ed4b80ff78f1830f35477bd","isrc":"JPPO01903735","name":"君以外","registered_at":"2026-06-11T01:16:01Z","spotify_id":"1p5wG17lnbph3qzUouagiT","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 0x8e3771dc822b3dc86a5920fb976b0eb889b76f3b0ed4b80ff78f1830f35477bd. 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/1p5wG17lnbph3qzUouagiT.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/1p5wG17lnbph3qzUouagiT.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x8e3771dc822b3dc86a5920fb976b0eb889b76f3b0ed4b80ff78f1830f35477bd","isrc":"JPPO01903735","name":"君以外","registered_at":"2026-06-11T01:16:01Z","spotify_id":"1p5wG17lnbph3qzUouagiT","type":"track"}
track: Love Bubble
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197786
  explicit: false
  by artist: IZ*ONE
  in album: Vampire (Special Edition)
    type: MusicAlbum
    date published: 2019-09-25
  isrc code: JPPO01903736
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T17:23:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x40bffbd8030cb15c2048c2d814b041b976fca320066c5e49fd656dcf64bbfb44
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7ya8LdOq8FQ9EG0G2unUjz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7ya8LdOq8FQ9EG0G2unUjz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x40bffbd8030cb15c2048c2d814b041b976fca320066c5e49fd656dcf64bbfb44","isrc":"JPPO01903736","name":"Love Bubble","registered_at":"2026-06-07T17:23:49Z","spotify_id":"7ya8LdOq8FQ9EG0G2unUjz","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 0x40bffbd8030cb15c2048c2d814b041b976fca320066c5e49fd656dcf64bbfb44. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7ya8LdOq8FQ9EG0G2unUjz.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/7ya8LdOq8FQ9EG0G2unUjz.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x40bffbd8030cb15c2048c2d814b041b976fca320066c5e49fd656dcf64bbfb44","isrc":"JPPO01903736","name":"Love Bubble","registered_at":"2026-06-07T17:23:49Z","spotify_id":"7ya8LdOq8FQ9EG0G2unUjz","type":"track"}
track: 紫外線なんかぶっとばせ
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253986
  explicit: false
  by artist: IZ*ONE
  in album: Vampire (Special Edition)
    type: MusicAlbum
    date published: 2019-09-25
  isrc code: JPPO01903737
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T02:44:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x25733f1cc25453d31c0165c3a50db7ef7e1c20d316e3944adcebbfb8da13d3ac
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6Sk8Zqv4ryzS1TvbZCt7Af.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Sk8Zqv4ryzS1TvbZCt7Af
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x25733f1cc25453d31c0165c3a50db7ef7e1c20d316e3944adcebbfb8da13d3ac","isrc":"JPPO01903737","name":"紫外線なんかぶっとばせ","registered_at":"2026-06-19T02:44:02Z","spotify_id":"6Sk8Zqv4ryzS1TvbZCt7Af","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 0x25733f1cc25453d31c0165c3a50db7ef7e1c20d316e3944adcebbfb8da13d3ac. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Sk8Zqv4ryzS1TvbZCt7Af.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/6Sk8Zqv4ryzS1TvbZCt7Af.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x25733f1cc25453d31c0165c3a50db7ef7e1c20d316e3944adcebbfb8da13d3ac","isrc":"JPPO01903737","name":"紫外線なんかぶっとばせ","registered_at":"2026-06-19T02:44:02Z","spotify_id":"6Sk8Zqv4ryzS1TvbZCt7Af","type":"track"}
track: 不機嫌Lucy
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213946
  explicit: false
  by artist: IZ*ONE
  in album: Vampire (Special Edition)
    type: MusicAlbum
    date published: 2019-09-25
  isrc code: JPPO01903738
  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

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-19T02:47:02+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xcddf01871c53f9ec1447f9f29b2edf43ca146c8cf6a7308f778a28813e869735

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1lvUvSZSCH7xrpvHVmRW6o.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1lvUvSZSCH7xrpvHVmRW6o

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xcddf01871c53f9ec1447f9f29b2edf43ca146c8cf6a7308f778a28813e869735","isrc":"JPPO01903738","name":"不機嫌Lucy","registered_at":"2026-06-19T02:47:02Z","spotify_id":"1lvUvSZSCH7xrpvHVmRW6o","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 0xcddf01871c53f9ec1447f9f29b2edf43ca146c8cf6a7308f778a28813e869735. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1lvUvSZSCH7xrpvHVmRW6o.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/1lvUvSZSCH7xrpvHVmRW6o.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xcddf01871c53f9ec1447f9f29b2edf43ca146c8cf6a7308f778a28813e869735","isrc":"JPPO01903738","name":"不機嫌Lucy","registered_at":"2026-06-19T02:47:02Z","spotify_id":"1lvUvSZSCH7xrpvHVmRW6o","type":"track"}

Vampire
type: MusicAlbum
date published: 2019-09-13
track: Vampire
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228133
  explicit: false
  by artist: IZ*ONE
  in album: Vampire
    type: MusicAlbum
    date published: 2019-09-13
  isrc code: JPPO01903734
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T21:59:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5ixWzfH7Z3o5TM10WJPYCK.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ixWzfH7Z3o5TM10WJPYCK
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 0x3921c26db725191c45607baa304f3baa971ac0d8ceb230db4bd81d4ad79e43b5. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ixWzfH7Z3o5TM10WJPYCK.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/5ixWzfH7Z3o5TM10WJPYCK.
    date published: 2026-06-13T13:32:09Z

Buenos Aires (Special Edition)
type: MusicAlbum
date published: 2019-06-21
track: Buenos Aires
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260746
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires (Special Edition)
    type: MusicAlbum
    date published: 2019-06-21
  isrc code: JPPO01902190
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T21:11:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3fLD0vcm2IdcR6qYjZmuSo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fLD0vcm2IdcR6qYjZmuSo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"3fLD0vcm2IdcR6qYjZmuSo","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 0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3fLD0vcm2IdcR6qYjZmuSo.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/3fLD0vcm2IdcR6qYjZmuSo.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"3fLD0vcm2IdcR6qYjZmuSo","type":"track"}
track: Tomorrow
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185040
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires (Special Edition)
    type: MusicAlbum
    date published: 2019-06-21
  isrc code: JPPO01902191
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T09:59:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa626ae4e075f7328721f37814439cfa129ea0bb0e59000a7c4b041b6c41d8346
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6xEkqk0OZxNYKGWZL7APsq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xEkqk0OZxNYKGWZL7APsq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0xa626ae4e075f7328721f37814439cfa129ea0bb0e59000a7c4b041b6c41d8346. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xEkqk0OZxNYKGWZL7APsq.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/6xEkqk0OZxNYKGWZL7APsq.
    date published: 2026-07-02T03:30:09Z
track: Target
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221386
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires (Special Edition)
    type: MusicAlbum
    date published: 2019-06-21
  isrc code: JPPO01902192
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T09:56:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeadeee0fe6e72677fa36b03dcbdfa51a16dedeb842e08a7d80f98660ce37b682
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2tgO4aVaZGzyBMlYHWddVE.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2tgO4aVaZGzyBMlYHWddVE
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0xeadeee0fe6e72677fa36b03dcbdfa51a16dedeb842e08a7d80f98660ce37b682. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2tgO4aVaZGzyBMlYHWddVE.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/2tgO4aVaZGzyBMlYHWddVE.
    date published: 2026-07-02T03:30:09Z
track: 年下Boyfriend
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233066
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires (Special Edition)
    type: MusicAlbum
    date published: 2019-06-21
  isrc code: JPPO01902193
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T09:14:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4f35fa9ada0cec6e40ae99a3128bfe80862e3baac2b3dbc1fef8aaae81512a45
  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/724PtzC8pladEbKWdGjHsJ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/724PtzC8pladEbKWdGjHsJ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4f35fa9ada0cec6e40ae99a3128bfe80862e3baac2b3dbc1fef8aaae81512a45","isrc":"JPPO01902193","name":"年下Boyfriend","registered_at":"2026-06-08T09:14:11Z","spotify_id":"724PtzC8pladEbKWdGjHsJ","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 0x4f35fa9ada0cec6e40ae99a3128bfe80862e3baac2b3dbc1fef8aaae81512a45. 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/724PtzC8pladEbKWdGjHsJ.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/724PtzC8pladEbKWdGjHsJ.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x4f35fa9ada0cec6e40ae99a3128bfe80862e3baac2b3dbc1fef8aaae81512a45","isrc":"JPPO01902193","name":"年下Boyfriend","registered_at":"2026-06-08T09:14:11Z","spotify_id":"724PtzC8pladEbKWdGjHsJ","type":"track"}
track: Human Love
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237360
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires (Special Edition)
    type: MusicAlbum
    date published: 2019-06-21
  isrc code: JPPO01902194
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T02:52:24+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x67929c89def8ffd50b97f19cdb6766cdbb2f40341b9d6a9b6b995b204e5726fc

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953520

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2RTeLuMBVCM9M5iaQEhpY3.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RTeLuMBVCM9M5iaQEhpY3

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x67929c89def8ffd50b97f19cdb6766cdbb2f40341b9d6a9b6b995b204e5726fc","isrc":"JPPO01902194","name":"Human Love","registered_at":"2026-06-09T02:52:24Z","spotify_id":"2RTeLuMBVCM9M5iaQEhpY3","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 0x67929c89def8ffd50b97f19cdb6766cdbb2f40341b9d6a9b6b995b204e5726fc. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2RTeLuMBVCM9M5iaQEhpY3.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/2RTeLuMBVCM9M5iaQEhpY3.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x67929c89def8ffd50b97f19cdb6766cdbb2f40341b9d6a9b6b995b204e5726fc","isrc":"JPPO01902194","name":"Human Love","registered_at":"2026-06-09T02:52:24Z","spotify_id":"2RTeLuMBVCM9M5iaQEhpY3","type":"track"}

Buenos Aires
type: MusicAlbum
date published: 2019-06-14
track: Buenos Aires
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261786
  explicit: false
  by artist: IZ*ONE
  in album: Buenos Aires
    type: MusicAlbum
    date published: 2019-06-14
  isrc code: JPPO01902190
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T21:11:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc
  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/59OVM3kQEOwKpTXgrQox1N.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59OVM3kQEOwKpTXgrQox1N
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"59OVM3kQEOwKpTXgrQox1N","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 0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc. 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/59OVM3kQEOwKpTXgrQox1N.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/59OVM3kQEOwKpTXgrQox1N.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xb1ba9973712e28a506ecd6668bc57488339b57b9300045f3f8395839878651bc","isrc":"JPPO01902190","name":"Buenos Aires","registered_at":"2026-06-06T21:11:57Z","spotify_id":"59OVM3kQEOwKpTXgrQox1N","type":"track"}

HEART*IZ
type: MusicAlbum
date published: 2019-04-01
track: Hey. Bae. Like it.
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212674
  explicit: false
  by artist: IZ*ONE
  in album: HEART*IZ
    type: MusicAlbum
    date published: 2019-04-01
  isrc code: KRA871900002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T19:21:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135
  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/49XLGbXPizyJvTINTSmiSt.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/49XLGbXPizyJvTINTSmiSt
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135","isrc":"KRA871900002","name":"Hey. Bae. Like it.","registered_at":"2026-06-05T19:21:50Z","spotify_id":"49XLGbXPizyJvTINTSmiSt","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 0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135. 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/49XLGbXPizyJvTINTSmiSt.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/49XLGbXPizyJvTINTSmiSt.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135","isrc":"KRA871900002","name":"Hey. Bae. Like it.","registered_at":"2026-06-05T19:21:50Z","spotify_id":"49XLGbXPizyJvTINTSmiSt","type":"track"}
track: Violeta
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200912
  explicit: false
  by artist: IZ*ONE
  in album: HEART*IZ
    type: MusicAlbum
    date published: 2019-04-01
  isrc code: KRA871900003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T21:25:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa8fef0e7f613e8d4f184bae3c8203ed264a29770b4bc1354f0c0ca0614176b41
  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/0Qzs7eyyx6Il1qkA4wqUHm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qzs7eyyx6Il1qkA4wqUHm
  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 0xa8fef0e7f613e8d4f184bae3c8203ed264a29770b4bc1354f0c0ca0614176b41. 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/0Qzs7eyyx6Il1qkA4wqUHm.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/0Qzs7eyyx6Il1qkA4wqUHm.
    date published: 2026-06-13T12:47:07Z
track: Highlight
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208867
  explicit: false
  by artist: IZ*ONE
  in album: HEART*IZ
    type: MusicAlbum
    date published: 2019-04-01
  isrc code: KRA871900004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:48:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeba25661df1f379625492bd7655deb8dfcf5bb2678ad1ebb5291d4cd7f0c77fe
  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/2C4MS6rTqxbWw6h9z9jszV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2C4MS6rTqxbWw6h9z9jszV
  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 0xeba25661df1f379625492bd7655deb8dfcf5bb2678ad1ebb5291d4cd7f0c77fe. 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/2C4MS6rTqxbWw6h9z9jszV.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/2C4MS6rTqxbWw6h9z9jszV.
    date published: 2026-06-13T15:41:10Z
track: Really Like You
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190506
  explicit: false
  by artist: IZ*ONE
  in album: HEART*IZ
    type: MusicAlbum
    date published: 2019-04-01
  isrc code: KRA871900005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:44:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1
  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/2IHokmA2Cm7IEieaxAMZLl.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2IHokmA2Cm7IEieaxAMZLl
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1","isrc":"KRA871900005","name":"Really Like You","registered_at":"2026-06-05T14:44:11Z","spotify_id":"2IHokmA2Cm7IEieaxAMZLl","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 0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1. 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/2IHokmA2Cm7IEieaxAMZLl.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/2IHokmA2Cm7IEieaxAMZLl.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1","isrc":"KRA871900005","name":"Really Like You","registered_at":"2026-06-05T14:44:11Z","spotify_id":"2IHokmA2Cm7IEieaxAMZLl","type":"track"}
track: Airplane
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183951
  explicit: false
  by artist: IZ*ONE
  in album: HEART*IZ
    type: MusicAlbum
    date published: 2019-04-01
  isrc code: KRA871900006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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
track: NEKONI NARITAI - Korean Version
track: GOKIGEN SAYONARA - Korean Version

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T13:52:37+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xb6dd4273f12a813ad5e401e531932abae6c2109c1d5dab27042e8b1b38079b2e

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/2w73ndPml1xSxktTVgyngE.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2w73ndPml1xSxktTVgyngE

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

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 0xb6dd4273f12a813ad5e401e531932abae6c2109c1d5dab27042e8b1b38079b2e. 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/2w73ndPml1xSxktTVgyngE.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/2w73ndPml1xSxktTVgyngE.
date published: 2026-06-13T12:47:07Z

Up
type: MusicRecording
duration: PT3M12S
duration ms: 192851
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:28:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7dcfb11d939659e4414a0897caa7f70cc736965c9cb909190bc8531e2d03dc0d
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/70QXJyGkuTJDhfxqW2XGED.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70QXJyGkuTJDhfxqW2XGED
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 0x7dcfb11d939659e4414a0897caa7f70cc736965c9cb909190bc8531e2d03dc0d. 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/70QXJyGkuTJDhfxqW2XGED.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/70QXJyGkuTJDhfxqW2XGED.
  date published: 2026-06-13T15:41:10Z

NEKONI NARITAI - Korean Version
type: MusicRecording
duration: PT4M16S
duration ms: 256743
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T08:22:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d4ffc71ec08d8653a0ec6efafb60cc48b3ff6abd16db42fe5fd279a3601dc4e
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/1DOHeAgIfWm8nZXKWxJX4u.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DOHeAgIfWm8nZXKWxJX4u
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1d4ffc71ec08d8653a0ec6efafb60cc48b3ff6abd16db42fe5fd279a3601dc4e","isrc":"KRA871900008","name":"NEKONI NARITAI - Korean Version","registered_at":"2026-06-08T08:22:43Z","spotify_id":"1DOHeAgIfWm8nZXKWxJX4u","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 0x1d4ffc71ec08d8653a0ec6efafb60cc48b3ff6abd16db42fe5fd279a3601dc4e. 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/1DOHeAgIfWm8nZXKWxJX4u.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/1DOHeAgIfWm8nZXKWxJX4u.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1d4ffc71ec08d8653a0ec6efafb60cc48b3ff6abd16db42fe5fd279a3601dc4e","isrc":"KRA871900008","name":"NEKONI NARITAI - Korean Version","registered_at":"2026-06-08T08:22:43Z","spotify_id":"1DOHeAgIfWm8nZXKWxJX4u","type":"track"}

GOKIGEN SAYONARA - Korean Version
type: MusicRecording
duration: PT4M20S
duration ms: 260958
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T10:36:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x585741a2ee0129a40750a6e663a03ffb50584aef05e0693c8d712e8012065c57
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0zX65wduFBYoh619f0rezp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0zX65wduFBYoh619f0rezp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x585741a2ee0129a40750a6e663a03ffb50584aef05e0693c8d712e8012065c57","isrc":"KRA871900009","name":"GOKIGEN SAYONARA - Korean Version","registered_at":"2026-06-07T10:36:08Z","spotify_id":"0zX65wduFBYoh619f0rezp","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 0x585741a2ee0129a40750a6e663a03ffb50584aef05e0693c8d712e8012065c57. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zX65wduFBYoh619f0rezp.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/0zX65wduFBYoh619f0rezp.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x585741a2ee0129a40750a6e663a03ffb50584aef05e0693c8d712e8012065c57","isrc":"KRA871900009","name":"GOKIGEN SAYONARA - Korean Version","registered_at":"2026-06-07T10:36:08Z","spotify_id":"0zX65wduFBYoh619f0rezp","type":"track"}

好きと言わせたい (WIZ*ONE盤)
type: MusicAlbum
date published: 2019-02-05
track: 好きと言わせたい
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239333
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (WIZ*ONE盤)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806807
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:53:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4WN1lg9P8H1tqP2y4huUES.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4WN1lg9P8H1tqP2y4huUES
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"4WN1lg9P8H1tqP2y4huUES","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 0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4WN1lg9P8H1tqP2y4huUES.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/4WN1lg9P8H1tqP2y4huUES.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"4WN1lg9P8H1tqP2y4huUES","type":"track"}
track: ケンチャナヨ
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256640
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (WIZ*ONE盤)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806808
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T07:07:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2ZXRiffz62XrhRFFINCB5B.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ZXRiffz62XrhRFFINCB5B
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"2ZXRiffz62XrhRFFINCB5B","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 0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZXRiffz62XrhRFFINCB5B.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/2ZXRiffz62XrhRFFINCB5B.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"2ZXRiffz62XrhRFFINCB5B","type":"track"}
track: ダンスを思い出すまで
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273640
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (WIZ*ONE盤)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806811
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T02:49:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8bdc140480b1dbcb8995943ac6d5655a2c2597e89de78650dee14664f815f4bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1POSVgw2MIaSKJgeAhvD8f.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1POSVgw2MIaSKJgeAhvD8f
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8bdc140480b1dbcb8995943ac6d5655a2c2597e89de78650dee14664f815f4bc","isrc":"JPPO01806811","name":"ダンスを思い出すまで","registered_at":"2026-06-19T02:49:28Z","spotify_id":"1POSVgw2MIaSKJgeAhvD8f","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 0x8bdc140480b1dbcb8995943ac6d5655a2c2597e89de78650dee14664f815f4bc. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1POSVgw2MIaSKJgeAhvD8f.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/1POSVgw2MIaSKJgeAhvD8f.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x8bdc140480b1dbcb8995943ac6d5655a2c2597e89de78650dee14664f815f4bc","isrc":"JPPO01806811","name":"ダンスを思い出すまで","registered_at":"2026-06-19T02:49:28Z","spotify_id":"1POSVgw2MIaSKJgeAhvD8f","type":"track"}

好きと言わせたい (Type B)
type: MusicAlbum
date published: 2019-02-05
track: 好きと言わせたい
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239333
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type B)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806807
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:53:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3r76pM5bNJDsmDVKd6H1O7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3r76pM5bNJDsmDVKd6H1O7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"3r76pM5bNJDsmDVKd6H1O7","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 0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3r76pM5bNJDsmDVKd6H1O7.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/3r76pM5bNJDsmDVKd6H1O7.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"3r76pM5bNJDsmDVKd6H1O7","type":"track"}
track: ケンチャナヨ
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256640
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type B)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806808
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T07:07:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956375
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0yoil97k6w5W0TcZ6tPqjV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yoil97k6w5W0TcZ6tPqjV
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"0yoil97k6w5W0TcZ6tPqjV","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 0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yoil97k6w5W0TcZ6tPqjV.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/0yoil97k6w5W0TcZ6tPqjV.
    date published: 2026-07-02T16:51:38Z
    text: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"0yoil97k6w5W0TcZ6tPqjV","type":"track"}
track: 猫になりたい
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257906
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type B)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806810
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T12:02:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9d8ac872d9696731835e9727c738d48c75c13e67a71849e9cf03317cef017e9f
  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/0mzPIqyMzN5L7L3PBgVxJD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mzPIqyMzN5L7L3PBgVxJD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9d8ac872d9696731835e9727c738d48c75c13e67a71849e9cf03317cef017e9f","isrc":"JPPO01806810","name":"猫になりたい","registered_at":"2026-06-10T12:02:35Z","spotify_id":"0mzPIqyMzN5L7L3PBgVxJD","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 0x9d8ac872d9696731835e9727c738d48c75c13e67a71849e9cf03317cef017e9f. 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/0mzPIqyMzN5L7L3PBgVxJD.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/0mzPIqyMzN5L7L3PBgVxJD.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x9d8ac872d9696731835e9727c738d48c75c13e67a71849e9cf03317cef017e9f","isrc":"JPPO01806810","name":"猫になりたい","registered_at":"2026-06-10T12:02:35Z","spotify_id":"0mzPIqyMzN5L7L3PBgVxJD","type":"track"}

好きと言わせたい (Type A)
type: MusicAlbum
date published: 2019-02-05
track: 好きと言わせたい
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239333
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type A)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806807
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:53:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7nimCdASI4W4j5C4zqvKO5.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nimCdASI4W4j5C4zqvKO5
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"7nimCdASI4W4j5C4zqvKO5","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 0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7nimCdASI4W4j5C4zqvKO5.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/7nimCdASI4W4j5C4zqvKO5.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"7nimCdASI4W4j5C4zqvKO5","type":"track"}
track: ケンチャナヨ
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256640
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type A)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806808
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T07:07:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4X8NmDtEM73LYaKOrlWMbO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4X8NmDtEM73LYaKOrlWMbO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"4X8NmDtEM73LYaKOrlWMbO","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 0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4X8NmDtEM73LYaKOrlWMbO.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/4X8NmDtEM73LYaKOrlWMbO.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x43e63e483f1caca3a65984c65fa3ad305f06cb911e0aca3048c146369480991c","isrc":"JPPO01806808","name":"ケンチャナヨ","registered_at":"2026-06-19T07:07:20Z","spotify_id":"4X8NmDtEM73LYaKOrlWMbO","type":"track"}
track: ご機嫌サヨナラ
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263773
  explicit: false
  by artist: IZ*ONE
  in album: 好きと言わせたい (Type A)
    type: MusicAlbum
    date published: 2019-02-05
  isrc code: JPPO01806809
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T00:22:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8eb85ddb144f34ce533d3b855172bba2fd966fb331fb0270894c83adaa8c6553
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/23yxomsxPWo6IPDcFLSvn8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/23yxomsxPWo6IPDcFLSvn8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8eb85ddb144f34ce533d3b855172bba2fd966fb331fb0270894c83adaa8c6553","isrc":"JPPO01806809","name":"ご機嫌サヨナラ","registered_at":"2026-06-08T00:22:24Z","spotify_id":"23yxomsxPWo6IPDcFLSvn8","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 0x8eb85ddb144f34ce533d3b855172bba2fd966fb331fb0270894c83adaa8c6553. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/23yxomsxPWo6IPDcFLSvn8.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/23yxomsxPWo6IPDcFLSvn8.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x8eb85ddb144f34ce533d3b855172bba2fd966fb331fb0270894c83adaa8c6553","isrc":"JPPO01806809","name":"ご機嫌サヨナラ","registered_at":"2026-06-08T00:22:24Z","spotify_id":"23yxomsxPWo6IPDcFLSvn8","type":"track"}

COLOR*IZ
type: MusicAlbum
date published: 2018-10-29
track: Colors
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218285
  explicit: false
  by artist: IZ*ONE
  in album: COLOR*IZ
    type: MusicAlbum
    date published: 2018-10-29
  isrc code: KRA871800017
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T04:55:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9ed39f2657d0f912d986b847afc7dc5db9d577b2a475ce9a1cd55b29b682e9fb
  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/1T5hHpw1R027tHHncKhvlB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1T5hHpw1R027tHHncKhvlB
  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 0x9ed39f2657d0f912d986b847afc7dc5db9d577b2a475ce9a1cd55b29b682e9fb. 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/1T5hHpw1R027tHHncKhvlB.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/1T5hHpw1R027tHHncKhvlB.
    date published: 2026-06-13T12:47:07Z
track: O' My!
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203303
  explicit: false
  by artist: IZ*ONE
  in album: COLOR*IZ
    type: MusicAlbum
    date published: 2018-10-29
  isrc code: KRA871800018
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:56:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e
  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/2XbZnOgBguBxqFpQU9JK7D.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XbZnOgBguBxqFpQU9JK7D
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e","isrc":"KRA871800018","name":"O' My!","registered_at":"2026-06-05T12:56:38Z","spotify_id":"2XbZnOgBguBxqFpQU9JK7D","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 0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e. 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/2XbZnOgBguBxqFpQU9JK7D.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/2XbZnOgBguBxqFpQU9JK7D.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e","isrc":"KRA871800018","name":"O' My!","registered_at":"2026-06-05T12:56:38Z","spotify_id":"2XbZnOgBguBxqFpQU9JK7D","type":"track"}
track: La Vie en Rose
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218993
  explicit: false
  by artist: IZ*ONE
  in album: COLOR*IZ
    type: MusicAlbum
    date published: 2018-10-29
  isrc code: KRA871800019
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T12:07:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999
  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/3WfaJhCL4p2JbdffJjV6Va.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WfaJhCL4p2JbdffJjV6Va
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999","isrc":"KRA871800019","name":"La Vie en Rose","registered_at":"2026-06-01T12:07:00Z","spotify_id":"3WfaJhCL4p2JbdffJjV6Va","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 0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999. 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/3WfaJhCL4p2JbdffJjV6Va.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/3WfaJhCL4p2JbdffJjV6Va.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999","isrc":"KRA871800019","name":"La Vie en Rose","registered_at":"2026-06-01T12:07:00Z","spotify_id":"3WfaJhCL4p2JbdffJjV6Va","type":"track"}
track: Memory
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202917
  explicit: false
  by artist: IZ*ONE
  in album: COLOR*IZ
    type: MusicAlbum
    date published: 2018-10-29
  isrc code: KRA871800020
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T15:50:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe671ac39fbd8e88a0242f62d92bf996a717ebb87f947f31e4dcd68feef44110a
  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/3qjocS6H2jwEZKVcr2KQZH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qjocS6H2jwEZKVcr2KQZH
  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 0xe671ac39fbd8e88a0242f62d92bf996a717ebb87f947f31e4dcd68feef44110a. 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/3qjocS6H2jwEZKVcr2KQZH.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/3qjocS6H2jwEZKVcr2KQZH.
    date published: 2026-06-13T12:47:07Z
track: We Together
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226225
  explicit: false
  by artist: IZ*ONE
  in album: COLOR*IZ
    type: MusicAlbum
    date published: 2018-10-29
  isrc code: KRA871800021
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: Suki ni Nacchaudarou?
track: Yume wo Miteiru Aida

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T20:07:40+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xdc1bfabfb15b2b2c33f6672bff4e0040b40b54b0fa6b5d27fdb278c7677eb037

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/48ZQXcTpkClTXp8hRDP3sq.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48ZQXcTpkClTXp8hRDP3sq

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xdc1bfabfb15b2b2c33f6672bff4e0040b40b54b0fa6b5d27fdb278c7677eb037","isrc":"KRA871800021","name":"We Together","registered_at":"2026-06-05T20:07:40Z","spotify_id":"48ZQXcTpkClTXp8hRDP3sq","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 0xdc1bfabfb15b2b2c33f6672bff4e0040b40b54b0fa6b5d27fdb278c7677eb037. 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/48ZQXcTpkClTXp8hRDP3sq.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/48ZQXcTpkClTXp8hRDP3sq.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0xdc1bfabfb15b2b2c33f6672bff4e0040b40b54b0fa6b5d27fdb278c7677eb037","isrc":"KRA871800021","name":"We Together","registered_at":"2026-06-05T20:07:40Z","spotify_id":"48ZQXcTpkClTXp8hRDP3sq","type":"track"}

Suki ni Nacchaudarou?
type: MusicRecording
duration: PT4M8S
duration ms: 248695
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800022
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:47:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f
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/5L9xkBNAr58zUmQ79I0xIZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L9xkBNAr58zUmQ79I0xIZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f","isrc":"KRA871800022","name":"Suki ni Nacchaudarou?","registered_at":"2026-06-05T19:47:10Z","spotify_id":"5L9xkBNAr58zUmQ79I0xIZ","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 0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f. 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/5L9xkBNAr58zUmQ79I0xIZ.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/5L9xkBNAr58zUmQ79I0xIZ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xf7644c4c8fd83689a660e24956db86b23eb1bcee5cfe4db3b4c6afe9c5bcd81f","isrc":"KRA871800022","name":"Suki ni Nacchaudarou?","registered_at":"2026-06-05T19:47:10Z","spotify_id":"5L9xkBNAr58zUmQ79I0xIZ","type":"track"}

Yume wo Miteiru Aida
type: MusicRecording
duration: PT3M28S
duration ms: 208501
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800023
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:54:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f0d9c0723476dff0854d3cb95a733d53622d7b094f1130ba21eeb20fcbb45db
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/0vev7f6rdUpKfj0jqpQduk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vev7f6rdUpKfj0jqpQduk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f0d9c0723476dff0854d3cb95a733d53622d7b094f1130ba21eeb20fcbb45db","isrc":"KRA871800023","name":"Yume wo Miteiru Aida","registered_at":"2026-06-06T08:54:29Z","spotify_id":"0vev7f6rdUpKfj0jqpQduk","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 0x0f0d9c0723476dff0854d3cb95a733d53622d7b094f1130ba21eeb20fcbb45db. 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/0vev7f6rdUpKfj0jqpQduk.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/0vev7f6rdUpKfj0jqpQduk.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x0f0d9c0723476dff0854d3cb95a733d53622d7b094f1130ba21eeb20fcbb45db","isrc":"KRA871800023","name":"Yume wo Miteiru Aida","registered_at":"2026-06-06T08:54:29Z","spotify_id":"0vev7f6rdUpKfj0jqpQduk","type":"track"}

Rewind : Blossom
type: MusicAlbum
date published: 2021-03-26
track: Doll
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271325
  explicit: false
  by artist: BAEKHYUN
  by artist: DOYOUNG
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100251
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T15:29:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x045b72bb04f07ab05a15ec580d6a965d775e2729f1996f922a2b99dbca3c90c6
  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/6mdQKmjyWb8GhqNc05GTPm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6mdQKmjyWb8GhqNc05GTPm
  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 0x045b72bb04f07ab05a15ec580d6a965d775e2729f1996f922a2b99dbca3c90c6. 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/6mdQKmjyWb8GhqNc05GTPm.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/6mdQKmjyWb8GhqNc05GTPm.
    date published: 2026-06-13T12:47:07Z
track: 3!4!
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250175
  explicit: false
  by artist: IZ*ONE
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100280
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T11:18:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xce85a1e32e3b83181cf0293d686db9705fa1cafcaa92201a5aa47a86cf845fb9
  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/6vVTT0y3KZRHdL4l2n1P4p.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6vVTT0y3KZRHdL4l2n1P4p
  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 0xce85a1e32e3b83181cf0293d686db9705fa1cafcaa92201a5aa47a86cf845fb9. 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/6vVTT0y3KZRHdL4l2n1P4p.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/6vVTT0y3KZRHdL4l2n1P4p.
    date published: 2026-06-13T15:41:10Z
track: For Couples Who Just Met (Feat. KANG MIN KYUNG)
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274014
  explicit: false
  by artist: Sandeul
  by artist: KANG MINKYUNG
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100252
track: One Step Further
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194157
  explicit: false
  by artist: Wonstein
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100281
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T19:25:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa622383656aa5da2ddbdfa7837c53dd70c2676869b9e184f1f275ab54065912a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4i0JDwbtEgNpMbSjz0mjuM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4i0JDwbtEgNpMbSjz0mjuM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa622383656aa5da2ddbdfa7837c53dd70c2676869b9e184f1f275ab54065912a","isrc":"KRA492100281","name":"One Step Further","registered_at":"2026-06-26T19:25:18Z","spotify_id":"4i0JDwbtEgNpMbSjz0mjuM","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 0xa622383656aa5da2ddbdfa7837c53dd70c2676869b9e184f1f275ab54065912a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4i0JDwbtEgNpMbSjz0mjuM.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/4i0JDwbtEgNpMbSjz0mjuM.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xa622383656aa5da2ddbdfa7837c53dd70c2676869b9e184f1f275ab54065912a","isrc":"KRA492100281","name":"One Step Further","registered_at":"2026-06-26T19:25:18Z","spotify_id":"4i0JDwbtEgNpMbSjz0mjuM","type":"track"}
track: Rainy Street
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260247
  explicit: false
  by artist: Yu Seung Woo
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100253
track: It′s You
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230748
  explicit: false
  by artist: HA SUNG WOON
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100282
track: Illusion
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261454
  explicit: false
  by artist: Jo Hyun Ah
  by artist: KWON SOON IL
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100254
track: Come On Baby Tonight (Feat. Hukke, Dala)
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228617
  explicit: false
  by artist: PARKMOONCHI
  by artist: Ruru
  by artist: RaRa
  in album: Rewind : Blossom
    type: MusicAlbum
    date published: 2021-03-26
  isrc code: KRA492100283
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T21:17:08+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

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xb4eb71ea368501cf5080a9b44ec57b3da37ab5ef1099eaf761be78ab8040bca1

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/3m1zKnikDsXf0W7jf60AUC.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3m1zKnikDsXf0W7jf60AUC

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xb4eb71ea368501cf5080a9b44ec57b3da37ab5ef1099eaf761be78ab8040bca1","isrc":"KRA492100283","name":"Come On Baby Tonight (Feat. Hukke, Dala)","registered_at":"2026-06-21T21:17:08Z","spotify_id":"3m1zKnikDsXf0W7jf60AUC","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 0xb4eb71ea368501cf5080a9b44ec57b3da37ab5ef1099eaf761be78ab8040bca1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3m1zKnikDsXf0W7jf60AUC.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/3m1zKnikDsXf0W7jf60AUC.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xb4eb71ea368501cf5080a9b44ec57b3da37ab5ef1099eaf761be78ab8040bca1","isrc":"KRA492100283","name":"Come On Baby Tonight (Feat. Hukke, Dala)","registered_at":"2026-06-21T21:17:08Z","spotify_id":"3m1zKnikDsXf0W7jf60AUC","type":"track"}

Secret Story of the Swan
type: MusicRecording
duration: PT3M12S
duration ms: 192333
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T14:05:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe
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/7G6WuVZuTbF6JcnA9wOvsD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7G6WuVZuTbF6JcnA9wOvsD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe","isrc":"KRA492000673","name":"Secret Story of the Swan","registered_at":"2026-06-01T14:05:56Z","spotify_id":"7G6WuVZuTbF6JcnA9wOvsD","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 0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe. 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/7G6WuVZuTbF6JcnA9wOvsD.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/7G6WuVZuTbF6JcnA9wOvsD.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc565ca710c9c6fa987ed518a25494b823174faff96b2e2a02332c93ff9da7efe","isrc":"KRA492000673","name":"Secret Story of the Swan","registered_at":"2026-06-01T14:05:56Z","spotify_id":"7G6WuVZuTbF6JcnA9wOvsD","type":"track"}

La Vie en Rose
type: MusicRecording
duration: PT3M38S
duration ms: 218993
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T12:07:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999
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/3WfaJhCL4p2JbdffJjV6Va.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WfaJhCL4p2JbdffJjV6Va
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999","isrc":"KRA871800019","name":"La Vie en Rose","registered_at":"2026-06-01T12:07:00Z","spotify_id":"3WfaJhCL4p2JbdffJjV6Va","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 0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999. 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/3WfaJhCL4p2JbdffJjV6Va.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/3WfaJhCL4p2JbdffJjV6Va.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x90b4379d4d2debcf9b49087ac269cfa4fecf7fe9692051778193041af8069999","isrc":"KRA871800019","name":"La Vie en Rose","registered_at":"2026-06-01T12:07:00Z","spotify_id":"3WfaJhCL4p2JbdffJjV6Va","type":"track"}

Violeta
type: MusicRecording
duration: PT3M20S
duration ms: 200912
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T21:25:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa8fef0e7f613e8d4f184bae3c8203ed264a29770b4bc1354f0c0ca0614176b41
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/0Qzs7eyyx6Il1qkA4wqUHm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qzs7eyyx6Il1qkA4wqUHm
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 0xa8fef0e7f613e8d4f184bae3c8203ed264a29770b4bc1354f0c0ca0614176b41. 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/0Qzs7eyyx6Il1qkA4wqUHm.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/0Qzs7eyyx6Il1qkA4wqUHm.
  date published: 2026-06-13T12:47:07Z

FIESTA - Japanese Ver.
type: MusicRecording
duration: PT3M41S
duration ms: 221236
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO02002953
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:52:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd
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/1IWoF7igE9VPm59E6UceJd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1IWoF7igE9VPm59E6UceJd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd","isrc":"JPPO02002953","name":"FIESTA - Japanese Ver.","registered_at":"2026-06-04T15:52:20Z","spotify_id":"1IWoF7igE9VPm59E6UceJd","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 0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd. 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/1IWoF7igE9VPm59E6UceJd.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/1IWoF7igE9VPm59E6UceJd.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc0436aed15a2dd6ebeb9b9fa1c737533d529a95d7a31c09e3663276e2a8bedfd","isrc":"JPPO02002953","name":"FIESTA - Japanese Ver.","registered_at":"2026-06-04T15:52:20Z","spotify_id":"1IWoF7igE9VPm59E6UceJd","type":"track"}

D-D-DANCE
type: MusicRecording
duration: PT3M25S
duration ms: 205066
explicit: false
by artist: IZ*ONE
in album: D-D-DANCE
  type: MusicAlbum
  date published: 2021-01-26
isrc code: KRA382100284
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:38:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd0a8cf8d8a98f05e761f0de2cabb74f4db966b7b52d0b4e9bdadf2260314b678
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/1HLVKk07Ac4M6rql3B5KLw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1HLVKk07Ac4M6rql3B5KLw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0a8cf8d8a98f05e761f0de2cabb74f4db966b7b52d0b4e9bdadf2260314b678. 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/1HLVKk07Ac4M6rql3B5KLw.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/1HLVKk07Ac4M6rql3B5KLw.
  date published: 2026-06-13T17:25:41Z

Up
type: MusicRecording
duration: PT3M12S
duration ms: 192851
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:28:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7dcfb11d939659e4414a0897caa7f70cc736965c9cb909190bc8531e2d03dc0d
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/70QXJyGkuTJDhfxqW2XGED.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70QXJyGkuTJDhfxqW2XGED
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 0x7dcfb11d939659e4414a0897caa7f70cc736965c9cb909190bc8531e2d03dc0d. 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/70QXJyGkuTJDhfxqW2XGED.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/70QXJyGkuTJDhfxqW2XGED.
  date published: 2026-06-13T15:41:10Z

Highlight
type: MusicRecording
duration: PT3M28S
duration ms: 208867
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:48:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeba25661df1f379625492bd7655deb8dfcf5bb2678ad1ebb5291d4cd7f0c77fe
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/2C4MS6rTqxbWw6h9z9jszV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2C4MS6rTqxbWw6h9z9jszV
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 0xeba25661df1f379625492bd7655deb8dfcf5bb2678ad1ebb5291d4cd7f0c77fe. 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/2C4MS6rTqxbWw6h9z9jszV.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/2C4MS6rTqxbWw6h9z9jszV.
  date published: 2026-06-13T15:41:10Z

Airplane
type: MusicRecording
duration: PT3M3S
duration ms: 183951
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:52:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6dd4273f12a813ad5e401e531932abae6c2109c1d5dab27042e8b1b38079b2e
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/2w73ndPml1xSxktTVgyngE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2w73ndPml1xSxktTVgyngE
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 0xb6dd4273f12a813ad5e401e531932abae6c2109c1d5dab27042e8b1b38079b2e. 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/2w73ndPml1xSxktTVgyngE.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/2w73ndPml1xSxktTVgyngE.
  date published: 2026-06-13T12:47:07Z

好きと言わせたい
type: MusicRecording
duration: PT4M1S
duration ms: 241200
explicit: false
by artist: IZ*ONE
in album: Twelve (Special Edition)
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPPO01806807
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:53:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1
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/2TMgQYI2BGbrPWiZKopU0u.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TMgQYI2BGbrPWiZKopU0u
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"2TMgQYI2BGbrPWiZKopU0u","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 0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1. 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/2TMgQYI2BGbrPWiZKopU0u.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/2TMgQYI2BGbrPWiZKopU0u.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3627eb02530fa0a03d422a0ff3e8c0d98077da11eb55d2d89717623af7cedae1","isrc":"JPPO01806807","name":"好きと言わせたい","registered_at":"2026-06-04T13:53:35Z","spotify_id":"2TMgQYI2BGbrPWiZKopU0u","type":"track"}

Merry-Go-Round
type: MusicRecording
duration: PT3M0S
duration ms: 180826
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000675
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:50:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x16ed6177f26fcfc62fb3d385d15c87bd2f88e3acacdbb4f7f2aed9ff97698238
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/1zMWOzjhKVlWvzvEK3e5n8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1zMWOzjhKVlWvzvEK3e5n8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ed6177f26fcfc62fb3d385d15c87bd2f88e3acacdbb4f7f2aed9ff97698238. 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/1zMWOzjhKVlWvzvEK3e5n8.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/1zMWOzjhKVlWvzvEK3e5n8.
  date published: 2026-06-13T17:25:41Z

With*One
type: MusicRecording
duration: PT3M39S
duration ms: 219013
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000677
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T06:10:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde1c28a198efe0d788dc2cccc292cb6e6d43ffd36f658e5c5543743e6019361b
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/4ibtE8FK5uFcVPhGath9zk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ibtE8FK5uFcVPhGath9zk
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 0xde1c28a198efe0d788dc2cccc292cb6e6d43ffd36f658e5c5543743e6019361b. 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/4ibtE8FK5uFcVPhGath9zk.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/4ibtE8FK5uFcVPhGath9zk.
  date published: 2026-06-13T15:41:10Z

Colors
type: MusicRecording
duration: PT3M38S
duration ms: 218285
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800017
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T04:55:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ed39f2657d0f912d986b847afc7dc5db9d577b2a475ce9a1cd55b29b682e9fb
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/1T5hHpw1R027tHHncKhvlB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1T5hHpw1R027tHHncKhvlB
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 0x9ed39f2657d0f912d986b847afc7dc5db9d577b2a475ce9a1cd55b29b682e9fb. 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/1T5hHpw1R027tHHncKhvlB.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/1T5hHpw1R027tHHncKhvlB.
  date published: 2026-06-13T12:47:07Z

Beware
type: MusicRecording
duration: PT4M10S
duration ms: 250828
explicit: false
by artist: IZ*ONE
in album: Beware
  type: MusicAlbum
  date published: 2020-10-07
isrc code: JPPO02002948
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:59:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af
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/61Fa1xeFO662k31IZPyieS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61Fa1xeFO662k31IZPyieS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2201bbf7ce36847075cd88050c893a848e204811b7719e252f4f98fe0c2c82af. 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/61Fa1xeFO662k31IZPyieS.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/61Fa1xeFO662k31IZPyieS.
  date published: 2026-06-13T17:25:41Z

Pretty
type: MusicRecording
duration: PT3M19S
duration ms: 199933
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000674
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:53:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0820b1a412f2ff76d0b55465d68855e7aeaae6dc4e3254d3d7b642508d1765c3
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/7Jmx9JHRCeMRsuLGaZI3Re.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7Jmx9JHRCeMRsuLGaZI3Re
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0820b1a412f2ff76d0b55465d68855e7aeaae6dc4e3254d3d7b642508d1765c3. 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/7Jmx9JHRCeMRsuLGaZI3Re.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/7Jmx9JHRCeMRsuLGaZI3Re.
  date published: 2026-06-13T17:25:41Z

ZERO:ATTITUDE (Feat. pH-1)
type: MusicRecording
duration: PT3M0S
duration ms: 180906
explicit: false
by artist: SOYOU
by artist: IZ*ONE
by artist: pH-1
in album: ZERO:ATTITUDE
  type: MusicAlbum
  date published: 2021-02-15
isrc code: KRA382100771
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:46:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7
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/7oZ7KgLcFZGJ0EZXi6BR7M.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7oZ7KgLcFZGJ0EZXi6BR7M
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7","isrc":"KRA382100771","name":"ZERO:ATTITUDE (Feat. pH-1)","registered_at":"2026-06-05T19:46:26Z","spotify_id":"7oZ7KgLcFZGJ0EZXi6BR7M","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 0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7. 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/7oZ7KgLcFZGJ0EZXi6BR7M.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/7oZ7KgLcFZGJ0EZXi6BR7M.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x48a875f1c12b443416686b24456f590d2cb48d5c2a615ab0d8eb009fdbeeccf7","isrc":"KRA382100771","name":"ZERO:ATTITUDE (Feat. pH-1)","registered_at":"2026-06-05T19:46:26Z","spotify_id":"7oZ7KgLcFZGJ0EZXi6BR7M","type":"track"}

Hey. Bae. Like it.
type: MusicRecording
duration: PT3M32S
duration ms: 212674
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T19:21:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135
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/49XLGbXPizyJvTINTSmiSt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/49XLGbXPizyJvTINTSmiSt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135","isrc":"KRA871900002","name":"Hey. Bae. Like it.","registered_at":"2026-06-05T19:21:50Z","spotify_id":"49XLGbXPizyJvTINTSmiSt","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 0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135. 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/49XLGbXPizyJvTINTSmiSt.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/49XLGbXPizyJvTINTSmiSt.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xa76a80a532afa79c5ff54f1db023e575cf83cd7e3823fd5ea019003843c5f135","isrc":"KRA871900002","name":"Hey. Bae. Like it.","registered_at":"2026-06-05T19:21:50Z","spotify_id":"49XLGbXPizyJvTINTSmiSt","type":"track"}

Really Like You
type: MusicRecording
duration: PT3M10S
duration ms: 190506
explicit: false
by artist: IZ*ONE
in album: HEART*IZ
  type: MusicAlbum
  date published: 2019-04-01
isrc code: KRA871900005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:44:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1
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/2IHokmA2Cm7IEieaxAMZLl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2IHokmA2Cm7IEieaxAMZLl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1","isrc":"KRA871900005","name":"Really Like You","registered_at":"2026-06-05T14:44:11Z","spotify_id":"2IHokmA2Cm7IEieaxAMZLl","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 0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1. 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/2IHokmA2Cm7IEieaxAMZLl.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/2IHokmA2Cm7IEieaxAMZLl.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xdd2778e55f554277e7f5adf9098628098b0ee464203b8bc8710c80f2661d65c1","isrc":"KRA871900005","name":"Really Like You","registered_at":"2026-06-05T14:44:11Z","spotify_id":"2IHokmA2Cm7IEieaxAMZLl","type":"track"}

O' My!
type: MusicRecording
duration: PT3M23S
duration ms: 203303
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800018
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:56:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e
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/2XbZnOgBguBxqFpQU9JK7D.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XbZnOgBguBxqFpQU9JK7D
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e","isrc":"KRA871800018","name":"O' My!","registered_at":"2026-06-05T12:56:38Z","spotify_id":"2XbZnOgBguBxqFpQU9JK7D","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 0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e. 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/2XbZnOgBguBxqFpQU9JK7D.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/2XbZnOgBguBxqFpQU9JK7D.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb3be37494ed8dbfe4f19048ce2e4c71f39d77b6bfcec1e8ed8251bc0e521ca4e","isrc":"KRA871800018","name":"O' My!","registered_at":"2026-06-05T12:56:38Z","spotify_id":"2XbZnOgBguBxqFpQU9JK7D","type":"track"}

Welcome
type: MusicRecording
duration: PT1M25S
duration ms: 85146
explicit: false
by artist: IZ*ONE
in album: Oneiric Diary
  type: MusicAlbum
  date published: 2020-06-15
isrc code: KRA492000672
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T02:12:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x909d6c93b2c32b67a66defc09b8c6b85b48749cb89c9792241c2e11c1dca99af
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/0n25TbWLbt9VrrPVZr6MDQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0n25TbWLbt9VrrPVZr6MDQ
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 0x909d6c93b2c32b67a66defc09b8c6b85b48749cb89c9792241c2e11c1dca99af. 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/0n25TbWLbt9VrrPVZr6MDQ.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/0n25TbWLbt9VrrPVZr6MDQ.
  date published: 2026-06-13T15:41:10Z

Memory
type: MusicRecording
duration: PT3M22S
duration ms: 202917
explicit: false
by artist: IZ*ONE
in album: COLOR*IZ
  type: MusicAlbum
  date published: 2018-10-29
isrc code: KRA871800020
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:50:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe671ac39fbd8e88a0242f62d92bf996a717ebb87f947f31e4dcd68feef44110a
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/3qjocS6H2jwEZKVcr2KQZH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qjocS6H2jwEZKVcr2KQZH
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 0xe671ac39fbd8e88a0242f62d92bf996a717ebb87f947f31e4dcd68feef44110a. 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/3qjocS6H2jwEZKVcr2KQZH.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/3qjocS6H2jwEZKVcr2KQZH.
  date published: 2026-06-13T12:47:07Z