blu hour
type: MusicGroup
genre: dark ambient
popularity: 34
followers: 136
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6be60b97de8df2b7f93fa037fd70390a53a71bc9792d15dc04adac764b869f44
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/3021855a-5dcb-42df-ac69-964a8bfd8664.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3021855a-5dcb-42df-ac69-964a8bfd8664.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3021855a-5dcb-42df-ac69-964a8bfd8664
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6be60b97de8df2b7f93fa037fd70390a53a71bc9792d15dc04adac764b869f44","name":"blu hour","registered_at":"2026-06-11T15:29:41Z","symbol":"NIM0063781","token_address":"0x2d4aa671145e641cd0d1972ec192eb6c127a61f4","type":"artist","uuid":"3021855a-5dcb-42df-ac69-964a8bfd8664"}
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 0x6be60b97de8df2b7f93fa037fd70390a53a71bc9792d15dc04adac764b869f44. 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/3021855a-5dcb-42df-ac69-964a8bfd8664.json and https://artists.proofprofile.net/proofs/artist/3021855a-5dcb-42df-ac69-964a8bfd8664.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x6be60b97de8df2b7f93fa037fd70390a53a71bc9792d15dc04adac764b869f44","name":"blu hour","registered_at":"2026-06-11T15:29:41Z","symbol":"NIM0063781","token_address":"0x2d4aa671145e641cd0d1972ec192eb6c127a61f4","type":"artist","uuid":"3021855a-5dcb-42df-ac69-964a8bfd8664"}
album: hopeless
  type: MusicAlbum
  date published: 2024-11-15
album: white hole
  type: MusicAlbum
  date published: 2024-11-22
album: everything i touch turns to dust
  type: MusicAlbum
  date published: 2024-12-06
album: tension
  type: MusicAlbum
  date published: 2024-12-20
album: together as one
  type: MusicAlbum
  date published: 2024-12-27
album: i will be okay
  type: MusicAlbum
  date published: 2025-01-10
album: gloom
  type: MusicAlbum
  date published: 2025-01-24
album: nebula
  type: MusicAlbum
  date published: 2025-02-14
album: shadows of time
  type: MusicAlbum
  date published: 2025-02-28
album: silent whispers
  type: MusicAlbum
  date published: 2025-03-21
album: i don't know
  type: MusicAlbum
  date published: 2025-04-11
album: what to do
  type: MusicAlbum
  date published: 2025-05-02
album: who to love
  type: MusicAlbum
  date published: 2025-05-23
album: colder than her heart
  type: MusicAlbum
  date published: 2025-06-13
album: nothing was left
  type: MusicAlbum
  date published: 2025-07-04
album: cry alone, die alone
  type: MusicAlbum
  date published: 2025-07-25
  track: vacant
    type: MusicRecording
    duration: PT2M11S
    duration ms: 131804
    explicit: false
    by artist: blu hour
    in album: cry alone, die alone
      type: MusicAlbum
      date published: 2025-07-25
    genre: dark ambient
    isrc code: USLZJ2558636
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T01:32:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9e32d38ecd3dcc2956cd03c245758baa21d6ed08c1337863f87e93128e927a0c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957788
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957788
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLZJ2558636
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T02:37:37Z
    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 0x9e32d38ecd3dcc2956cd03c245758baa21d6ed08c1337863f87e93128e927a0c. Chain 2 (Bitcoin): anchored in block 957788 (2026-07-13T02:37:37Z), 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/USLZJ2558636.
      date published: 2026-07-13T02:37:37Z
    audio: vacant
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 140.646
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.199
      additional property: Energy
        type: PropertyValue
        value: 0.066
      additional property: Speechiness
        type: PropertyValue
        value: 0.065
      additional property: Acousticness
        type: PropertyValue
        value: 0.766
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.953
      additional property: Liveness
        type: PropertyValue
        value: 0.092
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.032
      additional property: Loudness (dB)
        type: PropertyValue
        value: -30.183
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: unforgiven
  type: MusicAlbum
  date published: 2025-08-15
  track: never again
    type: MusicRecording
    duration: PT2M7S
    duration ms: 127500
    explicit: false
    by artist: blu hour
    in album: unforgiven
      type: MusicAlbum
      date published: 2025-08-15
    genre: dark ambient
    isrc code: QZWV32577193
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T12:05:21+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x40313ed50d7164c31a1ffe38dbaa43c00ec6e716b3105ed7fc30deb4c1516a4c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958157
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958157
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: never again
album: circles
album: to those were thinking of leaving
album: holding the weight of the world
album: message in a bottle
album: how you really feel

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWV32577193

OTSTimestamp
type: PropertyValue
value: 2026-07-15T15:07:03Z

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 0x40313ed50d7164c31a1ffe38dbaa43c00ec6e716b3105ed7fc30deb4c1516a4c. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:07:03Z), 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/QZWV32577193.
date published: 2026-07-15T15:07:03Z

never again
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 138.644
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.144
additional property: Energy
  type: PropertyValue
  value: 0.054
additional property: Speechiness
  type: PropertyValue
  value: 0.04
additional property: Acousticness
  type: PropertyValue
  value: 0.843
additional property: Instrumentalness
  type: PropertyValue
  value: 0.618
additional property: Liveness
  type: PropertyValue
  value: 0.124
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.037
additional property: Loudness (dB)
  type: PropertyValue
  value: -27.73
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Major

circles
type: MusicAlbum
date published: 2025-09-05
track: circles
  type: MusicRecording
  duration: PT1M57S
  duration ms: 117818
  explicit: false
  by artist: blu hour
  in album: circles
    type: MusicAlbum
    date published: 2025-09-05
  genre: dark ambient
  isrc code: QZWV32577207
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T01:08:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x78c8a940d5697e3a23da4d5d3974a8c37fc3d0f62a696586449a19cc741efdea
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957785
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957785
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWV32577207
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T01:55:31Z
  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 0x78c8a940d5697e3a23da4d5d3974a8c37fc3d0f62a696586449a19cc741efdea. Chain 2 (Bitcoin): anchored in block 957785 (2026-07-13T01:55:31Z), 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/QZWV32577207.
    date published: 2026-07-13T01:55:31Z
  audio: circles
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.001
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.52
    additional property: Energy
      type: PropertyValue
      value: 0.266
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0.134
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.947
    additional property: Liveness
      type: PropertyValue
      value: 0.208
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.064
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.188
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: anemia
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122264
  explicit: false
  by artist: blu hour
  in album: circles
    type: MusicAlbum
    date published: 2025-09-05
  genre: dark ambient
  isrc code: QZWV32577208
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T00:54:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7ceb940146b41af683ee97b5bed7a007cda8b939ed1d8af66a79eb424b56671c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957785
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957785
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWV32577208
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T01:55:31Z
  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 0x7ceb940146b41af683ee97b5bed7a007cda8b939ed1d8af66a79eb424b56671c. Chain 2 (Bitcoin): anchored in block 957785 (2026-07-13T01:55:31Z), 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/QZWV32577208.
    date published: 2026-07-13T01:55:31Z
  audio: anemia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 106.054
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.444
    additional property: Energy
      type: PropertyValue
      value: 0.195
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.385
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.815
    additional property: Liveness
      type: PropertyValue
      value: 0.111
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.033
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.114
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

to those were thinking of leaving
type: MusicAlbum
date published: 2025-09-26

holding the weight of the world
type: MusicAlbum
date published: 2025-10-10

message in a bottle
type: MusicAlbum
date published: 2025-10-31

how you really feel
type: MusicAlbum
date published: 2025-11-14