Flint
type: MusicGroup
description: right|thumb|A piece of flint long, weighing 171 grams Flint, occasionally flintstone (SiO2 ), is a sedimentary cryptocrystalline form of the mineral quartz,. (page contains java applets depicting 3
popularity: 14
followers: 822
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc20bfb40f5c4a70968179cb8ddd4c93e18218b61c177824dedc4d97384fb4ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/85e95f8c-dc25-4772-ad79-f489983e2534.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/85e95f8c-dc25-4772-ad79-f489983e2534.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/85e95f8c-dc25-4772-ad79-f489983e2534
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
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 → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc20bfb40f5c4a70968179cb8ddd4c93e18218b61c177824dedc4d97384fb4ce. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/85e95f8c-dc25-4772-ad79-f489983e2534.json and https://artists.proofprofile.net/proofs/artist/85e95f8c-dc25-4772-ad79-f489983e2534.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
album: Warszawskie ZOO
  type: MusicAlbum
  date published: 2012-04-11
album: Zła sława
  type: MusicAlbum
  date published: 2013
album: Stary, dobry Flint
  type: MusicAlbum
  date published: 2013
  track: Desiderata
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232773
    explicit: false
    by artist: Flint
    in album: Stary, dobry Flint
      type: MusicAlbum
      date published: 2013
    isrc code: PLR641800135
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T06:01:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x41104e6cf3edda50d2a50725e552350ae91e7ec11cf6c68e7bb4a3175c0c583e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956790
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956790
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR641800135
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T12:31:54Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41104e6cf3edda50d2a50725e552350ae91e7ec11cf6c68e7bb4a3175c0c583e. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLR641800135.
      date published: 2026-07-05T12:31:54Z
    audio: Desiderata
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 169.723
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.729
      additional property: Energy
        type: PropertyValue
        value: 0.766
      additional property: Speechiness
        type: PropertyValue
        value: 0.336
      additional property: Acousticness
        type: PropertyValue
        value: 0.105
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.082
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.846
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.049
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Smokesex Mixtape
  type: MusicAlbum
  date published: 2013-02-08
album: 2012/2013
  type: MusicAlbum
  date published: 2013-03-23
album: Stary Dobry Flint
  type: MusicAlbum
  date published: 2013-10-03
album: Spaceflower EP
  type: MusicAlbum
  date published: 2014-09-17
album: Dope Boyz
  type: MusicAlbum
  date published: 2017-03-17
album: Niebo na wrzecionie
  type: MusicAlbum
  date published: 2017-04-07
album: Rodney Mullen Freestyle
  type: MusicAlbum
  date published: 2020-01-17
album: Dron
  type: MusicAlbum
  date published: 2020-03-16
album: Trip Report
  type: MusicAlbum
  date published: 2020-04-15
album: Nie Trzeba
  type: MusicAlbum
  date published: 2020-07-27
album: Ja i rekiny
  type: MusicAlbum
  date published: 2021-12-01
album: STUDIO WSZĘDZIE 2022
  type: MusicAlbum
  date published: 2022-12-28
album: STUDIO WSZĘDZIE 2023
  type: MusicAlbum
  date published: 2023-12-15
album: ATLANTA 96
  type: MusicAlbum
  date published: 2024-05-17
album: spalił mi się stary dysk
  type: MusicAlbum
  date published: 2024-09-16
album: chaos
  type: MusicAlbum
  date published: 2024-10-04
album: Kacper Formela
  type: MusicAlbum
  date published: 2024-11-12
  track: Kacper Formela
    type: MusicRecording
    duration: PT2M43S
    duration ms: 163333
    explicit: false
    by artist: Flint
    in album: Kacper Formela
      type: MusicAlbum
      date published: 2024-11-12
    isrc code: QZZ7K2420838
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T17:21:56+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfec3fe878f5a2cb40e68368412e30af529fc2df3f3267a076f0c737878141ca2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Kacper Formela
album: bully
album: brzydkie uszy
album: nnrs
track: Tak miało być
track: Reality Check

bully
type: MusicRecording
duration: PT3M6S
duration ms: 186064
explicit: true
by artist: Flint
in album: bully
  type: MusicAlbum
  date published: 2025-02-17
isrc code: QZHN32580294
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T20:28:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7e837716ad94e65984dd104aa28a88609b8311602ec13afc995d000ca1bd903
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN32580294
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e837716ad94e65984dd104aa28a88609b8311602ec13afc995d000ca1bd903. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN32580294.
  date published: 2026-06-13T15:41:10Z
audio: bully
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.449
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.826
  additional property: Energy
    type: PropertyValue
    value: 0.853
  additional property: Speechiness
    type: PropertyValue
    value: 0.318
  additional property: Acousticness
    type: PropertyValue
    value: 0.387
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.217
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.809
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.945
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Tak miało być
type: MusicRecording
duration: PT2M33S
duration ms: 153693
explicit: false
by artist: DJ Kebs
by artist: Młody M
by artist: Flint
in album: Prosto Mixtape Kebs
  type: MusicAlbum
  date published: 2012-04-16
isrc code: PLC071203010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:57:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5b98e0a98a865a3eaf2e018ae2699298d3568d0f3176481f6cf6948b561f1aed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957020
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957020
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC071203010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T09:18:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957020
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-07T09:18:01+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b98e0a98a865a3eaf2e018ae2699298d3568d0f3176481f6cf6948b561f1aed. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLC071203010.
  date published: 2026-07-07T09:18:01Z
audio: Tak miało być
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.871
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.794
  additional property: Energy
    type: PropertyValue
    value: 0.812
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.18
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.555
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.836
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.402
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Reality Check
type: MusicRecording
duration: PT3M1S
duration ms: 181339
explicit: false
by artist: Solar
by artist: Flint
by artist: Trzy Sześć
in album: Iskry Mixtape (Bootleg)
  type: MusicAlbum
  date published: 2016-07-18
genre: polish-hip-hop
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc187bf7358d08dc9ca8b6b681f48d22f46e52b8e5da4031ab829ffea5c632932. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI361988050.
  date published: 2026-07-31T12:24:41Z
audio: Reality Check
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.688
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.542
  additional property: Energy
    type: PropertyValue
    value: 0.726
  additional property: Speechiness
    type: PropertyValue
    value: 0.203
  additional property: Acousticness
    type: PropertyValue
    value: 0.038
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.315
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.25
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.864
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: PLI361988050
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960397
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLI361988050
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OTSBitcoinBlock
type: PropertyValue
value: 956826

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956826

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7K2420838

OTSTimestamp
type: PropertyValue
value: 2026-07-05T19:27:56Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfec3fe878f5a2cb40e68368412e30af529fc2df3f3267a076f0c737878141ca2. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7K2420838.
date published: 2026-07-05T19:27:56Z

Kacper Formela
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 143.85
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.738
additional property: Energy
  type: PropertyValue
  value: 0.641
additional property: Speechiness
  type: PropertyValue
  value: 0.144
additional property: Acousticness
  type: PropertyValue
  value: 0.047
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.176
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.688
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.809
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Minor

bully
type: MusicAlbum
date published: 2025-02-17
track: bully

brzydkie uszy
type: MusicAlbum
date published: 2025-07-01

nnrs
type: MusicAlbum
date published: 2025-08-26