Mareena
type: MusicGroup
genre: ambient
popularity: 7
followers: 451
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf4bfced56727aa470f6f6db7c0382853129a13fc11b2d3bdae7bf31ed2028120
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff059bd8-86d8-4c8a-ba7c-8e9d4b3d2434.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff059bd8-86d8-4c8a-ba7c-8e9d4b3d2434.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ff059bd8-86d8-4c8a-ba7c-8e9d4b3d2434
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
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 0xf4bfced56727aa470f6f6db7c0382853129a13fc11b2d3bdae7bf31ed2028120. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ff059bd8-86d8-4c8a-ba7c-8e9d4b3d2434.json and https://artists.proofprofile.net/proofs/artist/ff059bd8-86d8-4c8a-ba7c-8e9d4b3d2434.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: Atlas der Gedanken
  type: MusicAlbum
  date published: 2023-08-11
  track: Sinnessprung
    type: MusicRecording
    duration: PT5M6S
    duration ms: 306122
    explicit: false
    by artist: Mareena
    in album: Atlas der Gedanken
      type: MusicAlbum
      date published: 2023-08-11
    genre: ambient
    isrc code: DEXN92367147
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T21:22:05+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xef98201cf92a4bc4ca0ddbd900e9f1e3784a0f5b76911ffde0e2d3f9449c99ae
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958785
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958785
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEXN92367147
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T00:23:39Z
    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 0xef98201cf92a4bc4ca0ddbd900e9f1e3784a0f5b76911ffde0e2d3f9449c99ae. Chain 2 (Bitcoin): anchored in block 958785 (2026-07-20T00:23:39Z), 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/DEXN92367147.
      date published: 2026-07-20T00:23:39Z
    audio: Sinnessprung
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 196.071
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.73
      additional property: Energy
        type: PropertyValue
        value: 0.267
      additional property: Speechiness
        type: PropertyValue
        value: 0.328
      additional property: Acousticness
        type: PropertyValue
        value: 0.71
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.83
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.797
      additional property: Loudness (dB)
        type: PropertyValue
        value: -17.586
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Tagtraum
    type: MusicRecording
    duration: PT5M22S
    duration ms: 322857
    explicit: false
    by artist: Mareena
    in album: Atlas der Gedanken
      type: MusicAlbum
      date published: 2023-08-11
    genre: ambient
    isrc code: DEXN92367149
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T16:50:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa004fcd0b2825bf12189b77dd42fa7d4d7a86c7c1c78e5513c01fe5633edfbcc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958448
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958448
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEXN92367149
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:49:21Z
    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 0xa004fcd0b2825bf12189b77dd42fa7d4d7a86c7c1c78e5513c01fe5633edfbcc. Chain 2 (Bitcoin): anchored in block 958448 (2026-07-17T19:49:21Z), 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/DEXN92367149.
      date published: 2026-07-17T19:49:21Z
    audio: Tagtraum
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 146.617
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.389
      additional property: Energy
        type: PropertyValue
        value: 0.433
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.853
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.877
      additional property: Liveness
        type: PropertyValue
        value: 0.094
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.127
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.681
      additional property: Key Name
      additional property: Mode Name
track: Füreinander
track: Take It Easy
track: Memories

Füreinander
type: MusicRecording
duration: PT4M36S
duration ms: 276480
explicit: false
by artist: Mareena
by artist: JakoJako
in album: The Unrush Tapes 02 - Requiems For Refuge Vol. 2
  type: MusicAlbum
  date published: 2020-02-10
popularity: 2
isrc code: DEX262001044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:16:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x25d54bda46bdfe4bc0d2436285cd97f5366ddd8a3f9f1122904167d4d473ace7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEX262001044
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x25d54bda46bdfe4bc0d2436285cd97f5366ddd8a3f9f1122904167d4d473ace7. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEX262001044.
  date published: 2026-07-08T03:22:41Z
audio: Füreinander
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.003
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.632
  additional property: Energy
    type: PropertyValue
    value: 0.891
  additional property: Speechiness
    type: PropertyValue
    value: 0.079
  additional property: Acousticness
    type: PropertyValue
    value: 0.765
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.888
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.71
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Take It Easy
type: MusicRecording
duration: PT3M23S
duration ms: 203389
explicit: false
by artist: Serge Nova
by artist: Mareena
by artist: NeoClubber
in album: Take It Easy
  type: MusicAlbum
  date published: 2019-08-25
isrc code: TCAEJ1961706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:04:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36f8bbac23b9dcddab7fd8222fb6de949fd653eae6eb28e65cfaa4703348f92c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAEJ1961706
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x36f8bbac23b9dcddab7fd8222fb6de949fd653eae6eb28e65cfaa4703348f92c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/TCAEJ1961706.
  date published: 2026-07-08T03:22:41Z
audio: Take It Easy
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.254
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.714
  additional property: Energy
    type: PropertyValue
    value: 0.708
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.029
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.568
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.802
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Memories
type: MusicRecording
duration: PT5M0S
duration ms: 300000
explicit: false
by artist: Mareena
in album: Grooves for Ukraine, Vol. II
  type: MusicAlbum
  date published: 2024-06-07
isrc code: DEH742419350
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:34:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc18463ee8aa472f64b64cf4bbf07913122c1745c3e06ff292f3c5b4e921900c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEH742419350
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xbc18463ee8aa472f64b64cf4bbf07913122c1745c3e06ff292f3c5b4e921900c. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/DEH742419350.
  date published: 2026-07-08T08:56:20Z
audio: Memories
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.853
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.678
  additional property: Energy
    type: PropertyValue
    value: 0.493
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.35
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.916
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.307
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.064
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major