Duit
type: MusicGroup
popularity: 50
followers: 4749
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb205286482216b571e2ad6a34803672d266e7b2886da8b0abad190b16c3583c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953423
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953423
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a50b49b1-a150-49f7-820a-04e53f1c8699.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a50b49b1-a150-49f7-820a-04e53f1c8699.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a50b49b1-a150-49f7-820a-04e53f1c8699
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb205286482216b571e2ad6a34803672d266e7b2886da8b0abad190b16c3583c. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a50b49b1-a150-49f7-820a-04e53f1c8699.json and https://artists.proofprofile.net/proofs/artist/a50b49b1-a150-49f7-820a-04e53f1c8699.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28
  track: Prelude
    type: MusicRecording
    duration: PT1M10S
    duration ms: 70880
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Understand in Time
    type: MusicRecording
    duration: PT3M37S
    duration ms: 217306
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Everyday
    type: MusicRecording
    duration: PT4M2S
    duration ms: 242200
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Midnight
    type: MusicRecording
    duration: PT4M54S
    duration ms: 294320
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Synapses
    type: MusicRecording
    duration: PT4M41S
    duration ms: 281360
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Urban Lovers
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219386
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: The Miracle
    type: MusicRecording
    duration: PT6M5S
    duration ms: 365893
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: With U
    type: MusicRecording
    duration: PT4M38S
    duration ms: 278973
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Touch
    type: MusicRecording
    duration: PT4M18S
    duration ms: 258200
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Himm
    type: MusicRecording
    duration: PT5M22S
    duration ms: 322706
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Free
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218480
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: All the People
    type: MusicRecording
    duration: PT4M14S
    duration ms: 254813
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Can't Get Me
    type: MusicRecording
    duration: PT2M15S
    duration ms: 135026
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28
  track: Prelude (feat. Govales)
    type: MusicRecording
    duration: PT1M10S
    duration ms: 70880
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Understand in Time (feat. Govales)
    type: MusicRecording
    duration: PT3M37S
    duration ms: 217306
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Everyday
    type: MusicRecording
    duration: PT4M2S
    duration ms: 242200
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Midnight
    type: MusicRecording
    duration: PT4M54S
    duration ms: 294320
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
  track: Synapses (feat. Dawid Podsiadło)
    type: MusicRecording
    duration: PT4M41S
    duration ms: 281360
    explicit: false
    by artist: Duit
    in album: Now I'm Here
      type: MusicAlbum
      date published: 2016-10-28
    isrc code: PLC071603005
  track: Urban Lovers (feat. VITO)
  track: The Miracle
  track: With U (feat. Pasts)
  track: Touch (feat. Rosalie.)
  track: Himm
  track: Free (feat. Prus)
  track: All the People (feat. Jesse Boykins III)
  track: Can't Get Me
track: Freon
track: Zombie
track: Handle with Care
track: Django
track: FJB
track: Halayo
track: BUBBLETEA
track: Bliżej - Miasto Muzyka
track: Panton
track: Plastikowy tulipan
track: 52Hz

Urban Lovers (feat. VITO)
type: MusicRecording
duration: PT3M39S
duration ms: 219386
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

The Miracle
type: MusicRecording
duration: PT6M5S
duration ms: 365893
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

With U (feat. Pasts)
type: MusicRecording
duration: PT4M38S
duration ms: 278973
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

Touch (feat. Rosalie.)
type: MusicRecording
duration: PT4M18S
duration ms: 258200
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

Himm
type: MusicRecording
duration: PT5M22S
duration ms: 322706
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

Free (feat. Prus)
type: MusicRecording
duration: PT3M38S
duration ms: 218480
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

All the People (feat. Jesse Boykins III)
type: MusicRecording
duration: PT4M14S
duration ms: 254813
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

Can't Get Me
type: MusicRecording
duration: PT2M15S
duration ms: 135026
explicit: false
by artist: Duit
in album: Now I'm Here
  type: MusicAlbum
  date published: 2016-10-28

Freon
type: MusicRecording
duration: PT3M51S
duration ms: 231826
explicit: false
by artist: PRO8L3M
by artist: Dawid Podsiadło
by artist: Duit
in album: Fight Club
  type: MusicAlbum
  date published: 2021-03-30
isrc code: PLI292100254
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:49:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a5700f6ccfd6c63cc2cca515bd2db1dcb626692c42028fec20f111a95e12c87
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/0H5H0RROfX9Wi1pqJK66S4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0H5H0RROfX9Wi1pqJK66S4
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 0x8a5700f6ccfd6c63cc2cca515bd2db1dcb626692c42028fec20f111a95e12c87. 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/0H5H0RROfX9Wi1pqJK66S4.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/0H5H0RROfX9Wi1pqJK66S4.
  date published: 2026-06-13T12:47:07Z

Zombie
type: MusicRecording
duration: PT3M31S
duration ms: 211146
explicit: false
by artist: PRO8L3M
by artist: Sokół
by artist: Duit
in album: Fight Club
  type: MusicAlbum
  date published: 2021-03-30
isrc code: PLI292100251
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T08:16:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37f0e2115f05284e6ce57494bd374fe6456c4e4a02c6d2f319f9e088899e5769
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/1bk9tvTFFDL1KHMZqDZ7BH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1bk9tvTFFDL1KHMZqDZ7BH
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 0x37f0e2115f05284e6ce57494bd374fe6456c4e4a02c6d2f319f9e088899e5769. 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/1bk9tvTFFDL1KHMZqDZ7BH.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/1bk9tvTFFDL1KHMZqDZ7BH.
  date published: 2026-06-13T15:41:10Z

Freon
type: MusicRecording
duration: PT3M51S
duration ms: 231826
explicit: false
by artist: PRO8L3M
by artist: Dawid Podsiadło
by artist: Duit
in album: Fight Club LTD
  type: MusicAlbum
  date published: 2021-04-30
isrc code: PLI292100254
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:49:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a5700f6ccfd6c63cc2cca515bd2db1dcb626692c42028fec20f111a95e12c87
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/4nhQ0scZEnQEAPqOXvDd3X.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4nhQ0scZEnQEAPqOXvDd3X
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x8a5700f6ccfd6c63cc2cca515bd2db1dcb626692c42028fec20f111a95e12c87. 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/4nhQ0scZEnQEAPqOXvDd3X.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/4nhQ0scZEnQEAPqOXvDd3X.
  date published: 2026-06-13T12:53:06Z

Zombie
type: MusicRecording
duration: PT3M31S
duration ms: 211146
explicit: false
by artist: PRO8L3M
by artist: Sokół
by artist: Duit
in album: Fight Club LTD
  type: MusicAlbum
  date published: 2021-04-30
isrc code: PLI292100251
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T08:16:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37f0e2115f05284e6ce57494bd374fe6456c4e4a02c6d2f319f9e088899e5769
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/7d0nwZbTeC5gl8XndCkGS1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7d0nwZbTeC5gl8XndCkGS1
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 0x37f0e2115f05284e6ce57494bd374fe6456c4e4a02c6d2f319f9e088899e5769. 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/7d0nwZbTeC5gl8XndCkGS1.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/7d0nwZbTeC5gl8XndCkGS1.
  date published: 2026-06-13T15:41:10Z

Handle with Care
type: MusicRecording
duration: PT3M34S
duration ms: 214400
explicit: false
by artist: Flirtini
by artist: Duit
in album: Heartbreaks & Promises
  type: MusicAlbum
  date published: 2014-04-14
isrc code: PLA681401518
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T08:23:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ef3962becf67a225f6ea65e1e6ff0b62846ebbf0c246bf58a564d5e7a4ef949
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5IsrS9dm5MiewuYdMkDPvt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5IsrS9dm5MiewuYdMkDPvt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1ef3962becf67a225f6ea65e1e6ff0b62846ebbf0c246bf58a564d5e7a4ef949","isrc":"PLA681401518","name":"Handle with Care","registered_at":"2026-06-27T08:23:33Z","spotify_id":"5IsrS9dm5MiewuYdMkDPvt","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 0x1ef3962becf67a225f6ea65e1e6ff0b62846ebbf0c246bf58a564d5e7a4ef949. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5IsrS9dm5MiewuYdMkDPvt.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/5IsrS9dm5MiewuYdMkDPvt.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x1ef3962becf67a225f6ea65e1e6ff0b62846ebbf0c246bf58a564d5e7a4ef949","isrc":"PLA681401518","name":"Handle with Care","registered_at":"2026-06-27T08:23:33Z","spotify_id":"5IsrS9dm5MiewuYdMkDPvt","type":"track"}

Django
type: MusicRecording
duration: PT4M23S
duration ms: 263746
explicit: false
by artist: Flirtini
by artist: Duit
in album: Heartbreaks & Promises
  type: MusicAlbum
  date published: 2014-04-14
isrc code: PLA681401508

FJB
type: MusicRecording
duration: PT3M41S
duration ms: 221026
explicit: false
by artist: Duit
in album: Heartbreaks & Promises 2
  type: MusicAlbum
  date published: 2014-11-24

Halayo
type: MusicRecording
duration: PT3M54S
duration ms: 234626
explicit: false
by artist: Duit
in album: Heartbreaks & Promises 2
  type: MusicAlbum
  date published: 2014-11-24

Django
type: MusicRecording
duration: PT4M23S
duration ms: 263746
explicit: false
by artist: Duit
in album: Heartbreaks & Promises
  type: MusicAlbum
  date published: 2014-04-14

Handle with Care
type: MusicRecording
duration: PT3M34S
duration ms: 214400
explicit: false
by artist: Duit
in album: Heartbreaks & Promises
  type: MusicAlbum
  date published: 2014-04-14

BUBBLETEA
type: MusicRecording
duration: PT4M44S
duration ms: 284000
explicit: false
by artist: Quebonafide
by artist: Duit
by artist: Daria Zawiałow
in album: ROMANTIC PSYCHO
  type: MusicAlbum
  date published: 2020-04-02
isrc code: PLV402000713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T15:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f4d9c8bcf1be15f25701dec165f04b5dcd6206cab7a48146fda5c8403188157
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/4FD8J0l0Wrw5HdNV2Dj1ST.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4FD8J0l0Wrw5HdNV2Dj1ST
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 0x6f4d9c8bcf1be15f25701dec165f04b5dcd6206cab7a48146fda5c8403188157. 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/4FD8J0l0Wrw5HdNV2Dj1ST.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/4FD8J0l0Wrw5HdNV2Dj1ST.
  date published: 2026-06-13T12:47:07Z

BUBBLETEA
type: MusicRecording
duration: PT4M44S
duration ms: 284000
explicit: false
by artist: Quebonafide
by artist: Duit
by artist: Daria Zawiałow
in album: BUBBLETEA
  type: MusicAlbum
  date published: 2020-07-21
isrc code: PLV402000713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T15:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f4d9c8bcf1be15f25701dec165f04b5dcd6206cab7a48146fda5c8403188157
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/79mwON0iQ47ATpZcCGRdHV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79mwON0iQ47ATpZcCGRdHV
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 0x6f4d9c8bcf1be15f25701dec165f04b5dcd6206cab7a48146fda5c8403188157. 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/79mwON0iQ47ATpZcCGRdHV.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/79mwON0iQ47ATpZcCGRdHV.
  date published: 2026-06-13T15:41:10Z

FJB
type: MusicRecording
duration: PT3M41S
duration ms: 221026
explicit: false
by artist: Flirtini
by artist: Duit
in album: Heartbreaks & Promises 2
  type: MusicAlbum
  date published: 2014-11-24
isrc code: PLA681401607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:05:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0fc5c8cd00d458475ea1daf604c193c867d96c6ddbd79405aaf5e328724d3586
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/79QnfTxaCZ1rHRBrKwxv1N.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79QnfTxaCZ1rHRBrKwxv1N
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
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 0x0fc5c8cd00d458475ea1daf604c193c867d96c6ddbd79405aaf5e328724d3586. 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/79QnfTxaCZ1rHRBrKwxv1N.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/79QnfTxaCZ1rHRBrKwxv1N.
  date published: 2026-07-02T05:09:12Z

Halayo
type: MusicRecording
duration: PT3M54S
duration ms: 234626
explicit: false
by artist: Flirtini
by artist: Duit
in album: Heartbreaks & Promises 2
  type: MusicAlbum
  date published: 2014-11-24
isrc code: PLA681401626
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:49:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x39c18f3add24b791d56b49e432078d6d554a261168c0d5987bd6c5fc25908de6
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/4TmCOMJa8Zo99Ds7oVElx7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4TmCOMJa8Zo99Ds7oVElx7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x39c18f3add24b791d56b49e432078d6d554a261168c0d5987bd6c5fc25908de6. 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/4TmCOMJa8Zo99Ds7oVElx7.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/4TmCOMJa8Zo99Ds7oVElx7.
  date published: 2026-06-13T12:53:06Z

Bliżej - Miasto Muzyka
type: MusicRecording
duration: PT3M33S
duration ms: 213140
explicit: false
by artist: Beata Kozidrak
by artist: Duit
in album: Bliżej (Miasto Muzyka)
  type: MusicAlbum
  date published: 2020-12-07
isrc code: PL39L2000001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T17:32:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4dcf9ad4a44f2dbd0c9362c03673363af08cab6e2a67b28b7b996cfeef3d90e9
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/0jA9ooo0BSySfFrxSnF9KW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jA9ooo0BSySfFrxSnF9KW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4dcf9ad4a44f2dbd0c9362c03673363af08cab6e2a67b28b7b996cfeef3d90e9","isrc":"PL39L2000001","name":"Bliżej - Miasto Muzyka","registered_at":"2026-06-05T17:32:03Z","spotify_id":"0jA9ooo0BSySfFrxSnF9KW","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 0x4dcf9ad4a44f2dbd0c9362c03673363af08cab6e2a67b28b7b996cfeef3d90e9. 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/0jA9ooo0BSySfFrxSnF9KW.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/0jA9ooo0BSySfFrxSnF9KW.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x4dcf9ad4a44f2dbd0c9362c03673363af08cab6e2a67b28b7b996cfeef3d90e9","isrc":"PL39L2000001","name":"Bliżej - Miasto Muzyka","registered_at":"2026-06-05T17:32:03Z","spotify_id":"0jA9ooo0BSySfFrxSnF9KW","type":"track"}

Panton
type: MusicRecording
duration: PT3M37S
duration ms: 217500
explicit: false
by artist: Flirtini
by artist: Duit
by artist: Klaudia Szafrańska
in album: Heartbreaks & Promises Vol. 4
  type: MusicAlbum
  date published: 2018-04-20
isrc code: PLA681802233
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:10:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x019d04013ad33eeab6c863029d2949820e9e6de97625f53298dda2df607961ef
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/1hTQBhtAL6bceh9OA32k6o.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1hTQBhtAL6bceh9OA32k6o
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
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 0x019d04013ad33eeab6c863029d2949820e9e6de97625f53298dda2df607961ef. 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/1hTQBhtAL6bceh9OA32k6o.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/1hTQBhtAL6bceh9OA32k6o.
  date published: 2026-07-02T05:09:12Z

Plastikowy tulipan
type: MusicRecording
duration: PT3M39S
duration ms: 219333
explicit: false
by artist: Sokół
by artist: Duit
in album: NIC (Deluxe)
  type: MusicAlbum
  date published: 2021-12-17
isrc code: PL02P2101007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:22:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80
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/3QMYxcOJ8Gz4CUP47f0IEV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3QMYxcOJ8Gz4CUP47f0IEV
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80","isrc":"PL02P2101007","name":"Plastikowy tulipan","registered_at":"2026-06-04T16:22:17Z","spotify_id":"3QMYxcOJ8Gz4CUP47f0IEV","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 0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80. 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/3QMYxcOJ8Gz4CUP47f0IEV.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/3QMYxcOJ8Gz4CUP47f0IEV.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80","isrc":"PL02P2101007","name":"Plastikowy tulipan","registered_at":"2026-06-04T16:22:17Z","spotify_id":"3QMYxcOJ8Gz4CUP47f0IEV","type":"track"}

52Hz
type: MusicRecording
duration: PT3M41S
duration ms: 221333
explicit: false
by artist: Sokół
by artist: Duit
in album: NIC (Deluxe)
  type: MusicAlbum
  date published: 2021-12-17
isrc code: PL02P2101014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:53:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5cf4bf856ab19c7a007384ba2fb97762a107f1fce250e540514b3f2aa04e138b
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/53LT68WPN8Q6mkFwBKMbiE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53LT68WPN8Q6mkFwBKMbiE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0x5cf4bf856ab19c7a007384ba2fb97762a107f1fce250e540514b3f2aa04e138b. 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/53LT68WPN8Q6mkFwBKMbiE.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/53LT68WPN8Q6mkFwBKMbiE.
  date published: 2026-07-02T03:55:08Z

Plastikowy tulipan
type: MusicRecording
duration: PT3M39S
duration ms: 219333
explicit: false
by artist: Sokół
by artist: Duit
in album: NIC
  type: MusicAlbum
  date published: 2021-11-19
isrc code: PL02P2101007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:22:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80
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/4Omd26Gjmpt0ZKH3cT1iAh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Omd26Gjmpt0ZKH3cT1iAh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80","isrc":"PL02P2101007","name":"Plastikowy tulipan","registered_at":"2026-06-04T16:22:17Z","spotify_id":"4Omd26Gjmpt0ZKH3cT1iAh","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 0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80. 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/4Omd26Gjmpt0ZKH3cT1iAh.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/4Omd26Gjmpt0ZKH3cT1iAh.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x6cadcac263f7453a973fdc74e68ac7d3967456073bb2714a0b51bfb08c168e80","isrc":"PL02P2101007","name":"Plastikowy tulipan","registered_at":"2026-06-04T16:22:17Z","spotify_id":"4Omd26Gjmpt0ZKH3cT1iAh","type":"track"}

52Hz
type: MusicRecording
duration: PT3M41S
duration ms: 221333
explicit: false
by artist: Sokół
by artist: Duit
in album: NIC
  type: MusicAlbum
  date published: 2021-11-19
isrc code: PL02P2101014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:53:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5cf4bf856ab19c7a007384ba2fb97762a107f1fce250e540514b3f2aa04e138b
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/7Cern9EK57CAYjOsfeYm4t.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7Cern9EK57CAYjOsfeYm4t
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x5cf4bf856ab19c7a007384ba2fb97762a107f1fce250e540514b3f2aa04e138b. 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/7Cern9EK57CAYjOsfeYm4t.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/7Cern9EK57CAYjOsfeYm4t.
  date published: 2026-06-13T12:53:06Z