Nature Sounds Lab
type: MusicGroup
popularity: 27
followers: 136
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7f98618b303320584d7444398f51f3aa991b59ea7f1fb2fdff922e6d732c2b3f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa35a9b4-dc71-4212-bb04-7d4217701ad7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa35a9b4-dc71-4212-bb04-7d4217701ad7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aa35a9b4-dc71-4212-bb04-7d4217701ad7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7f98618b303320584d7444398f51f3aa991b59ea7f1fb2fdff922e6d732c2b3f","name":"Nature Sounds Lab","registered_at":"2026-06-12T06:51:03Z","symbol":"NIM0219655","token_address":"0x3edf4a4f1e6a0943037c03b97a9089ac230500d4","type":"artist","uuid":"aa35a9b4-dc71-4212-bb04-7d4217701ad7"}
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 0x7f98618b303320584d7444398f51f3aa991b59ea7f1fb2fdff922e6d732c2b3f. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aa35a9b4-dc71-4212-bb04-7d4217701ad7.json and https://artists.proofprofile.net/proofs/artist/aa35a9b4-dc71-4212-bb04-7d4217701ad7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x7f98618b303320584d7444398f51f3aa991b59ea7f1fb2fdff922e6d732c2b3f","name":"Nature Sounds Lab","registered_at":"2026-06-12T06:51:03Z","symbol":"NIM0219655","token_address":"0x3edf4a4f1e6a0943037c03b97a9089ac230500d4","type":"artist","uuid":"aa35a9b4-dc71-4212-bb04-7d4217701ad7"}
album: Sound of Nature
  type: MusicAlbum
  date published: 2021-03-17
album: California Rain
  type: MusicAlbum
  date published: 2021-03-18
album: New York Rain
  type: MusicAlbum
  date published: 2021-03-18
album: Tornado Rain
  type: MusicAlbum
  date published: 2021-03-18
album: Night Rain Storm
  type: MusicAlbum
  date published: 2021-03-18
album: Sound of Rain
  type: MusicAlbum
  date published: 2021-03-19
album: Rain Zen
  type: MusicAlbum
  date published: 2021-03-19
album: Sound of a Tropical Beach
  type: MusicAlbum
  date published: 2021-03-22
album: Bird Song and Nature Sounds
  type: MusicAlbum
  date published: 2021-03-24
album: Singing Birds
  type: MusicAlbum
  date published: 2021-03-26
album: Bird Song
  type: MusicAlbum
  date published: 2021-03-26
  track: Bird Song
    type: MusicRecording
    duration: PT0M45S
    duration ms: 45020
    explicit: false
    by artist: Nature Sounds Lab
    in album: Bird Song
      type: MusicAlbum
      date published: 2021-03-26
    isrc code: NOCVS2103862
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T16:54:48+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x928d70b13b7c64e5b69c95b74848f145212bce61bff5c359edaabb4405c83071
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958765
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958765
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103862
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T19:56:41Z
    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 0x928d70b13b7c64e5b69c95b74848f145212bce61bff5c359edaabb4405c83071. Chain 2 (Bitcoin): anchored in block 958765 (2026-07-19T19:56:41Z), 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/NOCVS2103862.
      date published: 2026-07-19T19:56:41Z
    audio: Bird Song
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 177.021
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.269
      additional property: Energy
        type: PropertyValue
        value: 0.244
      additional property: Speechiness
        type: PropertyValue
        value: 0.431
      additional property: Acousticness
        type: PropertyValue
        value: 0.048
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.851
      additional property: Liveness
        type: PropertyValue
        value: 0.091
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.054
      additional property: Loudness (dB)
        type: PropertyValue
        value: -38.202
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Morning Bird
    type: MusicRecording
    duration: PT0M58S
    duration ms: 58262
    explicit: false
    by artist: Nature Sounds Lab
    in album: Bird Song
      type: MusicAlbum
      date published: 2021-03-26
    isrc code: NOCVS2103863
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T18:38:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb99768d597cd7ae7a99b910eda912dd514ac2d1e7321bec82a7fdac8a15aa6a9
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958924
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958924
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103863
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T21:40:17Z
    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 0xb99768d597cd7ae7a99b910eda912dd514ac2d1e7321bec82a7fdac8a15aa6a9. Chain 2 (Bitcoin): anchored in block 958924 (2026-07-20T21:40:17Z), 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/NOCVS2103863.
      date published: 2026-07-20T21:40:17Z
    audio: Morning Bird
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128.239
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Bird in the Forest
  track: Yellow Warbler
  track: Song in the Grass
  track: Spring Birds
  track: Waterside Birds
  track: Birds-of-Paradise
album: Nature Sounds and Bird Song
album: Nature Sounds
album: Nature Sounds Peace
album: Sounds of Nature
album: Nature Sounds Zen
album: Rainy Day Rain Sounds
album: Rain Sounds
album: Ocean Waves Focus
album: Nature Sounds Relaxation
album: Rain Mood
album: World of Peace

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.312

Energy
type: PropertyValue
value: 0.107

Speechiness
type: PropertyValue
value: 0.409

Acousticness
type: PropertyValue
value: 0.017

Instrumentalness
type: PropertyValue
value: 0.896

Liveness
type: PropertyValue
value: 0.077

Valence (Positivity)
type: PropertyValue
value: 0.053

Loudness (dB)
type: PropertyValue
value: -40.786

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Bird in the Forest
type: MusicRecording
duration: PT1M3S
duration ms: 63558
explicit: false
by artist: Nature Sounds Lab
in album: Bird Song
  type: MusicAlbum
  date published: 2021-03-26
isrc code: NOCVS2103864
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T19:45:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7d98483452ee5b359d701f06061279ac692fa7d0e04db2ab7c43f1d36dfc26cb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958931
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958931
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103864
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T21:15:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d98483452ee5b359d701f06061279ac692fa7d0e04db2ab7c43f1d36dfc26cb. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/NOCVS2103864.
  date published: 2026-07-20T21:15:01Z
audio: Bird in the Forest
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 175.093
  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: 0.266
  additional property: Energy
    type: PropertyValue
    value: 0.22
  additional property: Speechiness
    type: PropertyValue
    value: 0.412
  additional property: Acousticness
    type: PropertyValue
    value: 0.087
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.912
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -38.535
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Yellow Warbler
type: MusicRecording
duration: PT1M16S
duration ms: 76800
explicit: false
by artist: Nature Sounds Lab
in album: Bird Song
  type: MusicAlbum
  date published: 2021-03-26
isrc code: NOCVS2103865
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T11:40:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9521112c67ec94cf14135fd444e7f2401a7d0c95363d34922ab2bc96c1c1df7f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956822
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956822
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103865
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T18:48:28Z
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 0x9521112c67ec94cf14135fd444e7f2401a7d0c95363d34922ab2bc96c1c1df7f. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/NOCVS2103865.
  date published: 2026-07-05T18:48:28Z
audio: Yellow Warbler
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 80.269
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.228
  additional property: Energy
    type: PropertyValue
    value: 0.113
  additional property: Speechiness
    type: PropertyValue
    value: 0.193
  additional property: Acousticness
    type: PropertyValue
    value: 0.023
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.887
  additional property: Liveness
    type: PropertyValue
    value: 0.031
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -41.067
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Song in the Grass
type: MusicRecording
duration: PT0M58S
duration ms: 58262
explicit: false
by artist: Nature Sounds Lab
in album: Bird Song
  type: MusicAlbum
  date published: 2021-03-26
isrc code: NOCVS2103866
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T20:04:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xced15306e2ca593f66e705aad85545cd9dfc2f06be29e15b049f561825bc3d48
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103866
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
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 0xced15306e2ca593f66e705aad85545cd9dfc2f06be29e15b049f561825bc3d48. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/NOCVS2103866.
  date published: 2026-07-06T01:26:17Z
audio: Song in the Grass
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.013
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.384
  additional property: Energy
    type: PropertyValue
    value: 0.235
  additional property: Speechiness
    type: PropertyValue
    value: 0.414
  additional property: Acousticness
    type: PropertyValue
    value: 0.077
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -38.489
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Spring Birds
type: MusicRecording
duration: PT0M39S
duration ms: 39724
explicit: false
by artist: Nature Sounds Lab
in album: Bird Song
  type: MusicAlbum
  date published: 2021-03-26
isrc code: NOCVS2103867
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T09:07:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x27a400b447e2f837a9f4035437bb1c57eeaf3a35c400f7c590123efc8a5410a5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958137
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958137
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOCVS2103867
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T12:06:29Z
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 0x27a400b447e2f837a9f4035437bb1c57eeaf3a35c400f7c590123efc8a5410a5. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T12:06:29Z), 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/NOCVS2103867.
  date published: 2026-07-15T12:06:29Z
audio: Spring Birds
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 80.975
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.257
  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
    type: PropertyValue
    value: 0.13
  additional property: Acousticness
    type: PropertyValue
    value: 0.031
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.781
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.114
  additional property: Loudness (dB)
    type: PropertyValue
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Birds-of-Paradise
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Nature Sounds and Bird Song
type: MusicAlbum
date published: 2021-03-26

Nature Sounds
type: MusicAlbum
date published: 2021-05-03

Nature Sounds Peace
type: MusicAlbum
date published: 2021-05-04

Sounds of Nature
type: MusicAlbum
date published: 2021-05-04

Nature Sounds Zen
type: MusicAlbum
date published: 2021-05-04

Rainy Day Rain Sounds
type: MusicAlbum
date published: 2021-05-04

Rain Sounds
type: MusicAlbum
date published: 2021-05-04

Ocean Waves Focus
type: MusicAlbum
date published: 2021-05-04

Nature Sounds Relaxation
type: MusicAlbum
date published: 2021-05-04

Rain Mood
type: MusicAlbum
date published: 2021-05-04

World of Peace
type: MusicAlbum
date published: 2024-09-23