Sad Café
type: MusicGroup
description: Sad Café are an English rock band formed in Manchester in 1976, who achieved their peak of popularity in the late 1970s and early 1980s. They are best known for the UK top 40 singles "Every Day Hurts"
popularity: 25
followers: 8222
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfd89e8b96deac3cb628788b6c0cf8a984dd501ab26f14dad871c3c6c99833eb6
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/07dc3ea0-ce20-435a-a78b-3a77de53753c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/07dc3ea0-ce20-435a-a78b-3a77de53753c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/07dc3ea0-ce20-435a-a78b-3a77de53753c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfd89e8b96deac3cb628788b6c0cf8a984dd501ab26f14dad871c3c6c99833eb6","name":"Sad Café","registered_at":"2026-06-11T11:15:02Z","symbol":"NIM0010673","token_address":"0x984e42e2776ff19279bc2e6e59c5f6c363cb96d1","type":"artist","uuid":"07dc3ea0-ce20-435a-a78b-3a77de53753c"}
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 0xfd89e8b96deac3cb628788b6c0cf8a984dd501ab26f14dad871c3c6c99833eb6. 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/07dc3ea0-ce20-435a-a78b-3a77de53753c.json and https://artists.proofprofile.net/proofs/artist/07dc3ea0-ce20-435a-a78b-3a77de53753c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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album: Misplaced Ideals
  type: MusicAlbum
  date published: 1978
album: Misplaced Ideals
  type: MusicAlbum
  date published: 1978
album: Facades
  type: MusicAlbum
  date published: 1979
album: Facades
  type: MusicAlbum
  date published: 1979
album: Facades
  type: MusicAlbum
  date published: 1979
album: Live
  type: MusicAlbum
  date published: 1980-01-01
album: Ole
  type: MusicAlbum
  date published: 1982-01-01
album: Sad Cafe
  type: MusicAlbum
  date published: 1984-01-01
album: Very Best Of
  type: MusicAlbum
  date published: 1997-06-23
  track: Strange Little Girl
    type: MusicRecording
    duration: PT5M3S
    duration ms: 303840
    explicit: false
    by artist: Sad Café
    in album: Very Best Of
      type: MusicAlbum
      date published: 1997-06-23
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: https://blockstream.info/api/block-height/958805
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARL9400058
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T05:01:54Z
    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 0xe514523a14578b70cd1146908d97ed9a4053bbb24ead9b69951917d3ef18adac. Chain 2 (Bitcoin): anchored in block 958805 (2026-07-20T05:01:54Z), 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/GBARL9400058.
      date published: 2026-07-20T05:01:54Z
    audio: Strange Little Girl
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
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        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
        type: PropertyValue
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      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.835
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
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  track: Hungry Eyes
    type: MusicRecording
    duration: PT5M26S
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    explicit: false
    by artist: Sad Café
    in album: Very Best Of
      type: MusicAlbum
      date published: 1997-06-23
    isrc code: GBARL9400059
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARL9400059
    additional property: OTSTimestamp
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    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 0x55a111bf7bb4de06e1203e463feec2a904ea0776eb4a5f58307050bf2e214804. 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/GBARL9400059.
      date published: 2026-07-05T18:48:28Z
    audio: Hungry Eyes
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      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
album: The Very Best Of
album: Sad Café: Anthology
album: Legends Live in Concert, Pt. 1 (Live in Manchester, UK, 1981)
album: Legends Live in Concert, Pt. 2 (Live in Manchester, UK, 1981)
album: Anthology
album: Sad Café
album: Access All Areas - Sad Café (Audio Version)
album: Legends Live In Concert Vol. 31, Part 1
album: Ten Best
album: The Very Best
track: Every Day Hurts
track: My Oh My

My Oh My
type: MusicRecording
duration: PT3M54S
duration ms: 234893
explicit: false
by artist: Sad Café
in album: Pure... '70s
  type: MusicAlbum
  date published: 2013-08-02
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc8def60d7ee592b2ad2b716e8d13e6c1f7281d1c50c2be57d70442737753ba. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/GBARL9400064.
  date published: 2026-07-31T06:42:11Z
audio: My Oh My
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.957
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.658
  additional property: Energy
    type: PropertyValue
    value: 0.521
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.146
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.766
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.903
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBARL9400064
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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  value: true
additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARL9400064
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11+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

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.392

Energy
type: PropertyValue
value: 0.337

Speechiness
type: PropertyValue
value: 0.037

Acousticness
type: PropertyValue
value: 0.537

Instrumentalness
type: PropertyValue
value: 0.001

Liveness
type: PropertyValue
value: 0.086

Valence (Positivity)
type: PropertyValue
value: 0.226

Loudness (dB)
type: PropertyValue
value: -15.633

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

The Very Best Of
type: MusicAlbum
date published: 1997-06-23

Sad Café: Anthology
type: MusicAlbum
date published: 2004-01-01

Legends Live in Concert, Pt. 1 (Live in Manchester, UK, 1981)
type: MusicAlbum
date published: 2006

Legends Live in Concert, Pt. 1 (Live in Manchester, UK, 1981)
type: MusicAlbum
date published: 2006

Legends Live in Concert, Pt. 2 (Live in Manchester, UK, 1981)
type: MusicAlbum
date published: 2006

Legends Live in Concert, Pt. 2 (Live in Manchester, UK, 1981)
type: MusicAlbum
date published: 2006

Anthology
type: MusicAlbum
date published: 2008
track: Everyday Hurts
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251280
  explicit: false
  by artist: Sad Café
  in album: Anthology
    type: MusicAlbum
    date published: 2008
  isrc code: FR6V80922183
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T10:32:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfaba1c61a334d2eb982475a6cfd4e71cdf99896a8fc211a203fce3ae08131c9e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR6V80922183
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  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 0xfaba1c61a334d2eb982475a6cfd4e71cdf99896a8fc211a203fce3ae08131c9e. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/FR6V80922183.
    date published: 2026-07-03T21:18:05Z
  audio: Everyday Hurts
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.951
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.417
    additional property: Energy
      type: PropertyValue
      value: 0.423
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.655
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.088
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.23
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.132
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

Sad Café
type: MusicAlbum
date published: 2009-05-19

Access All Areas - Sad Café (Audio Version)
type: MusicAlbum
date published: 2015-03-30

Legends Live In Concert Vol. 31, Part 1
type: MusicAlbum
date published: 2015-11-02

Legends Live In Concert Vol. 31, Part 1
type: MusicAlbum
date published: 2015-11-02

Ten Best
type: MusicAlbum
date published: 2015-11-09

The Very Best
type: MusicAlbum
date published: 2017-12-04

Every Day Hurts
type: MusicRecording
duration: PT4M4S
duration ms: 244013
explicit: false
by artist: Sad Café
in album: Ultimate 70's Party
  type: MusicAlbum
  date published: 2008-07-25
isrc code: GBARL9400057
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:22:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde3557f7cb4736d290bc58cbf57673ae1632708957ff9e80597e99be64646f93
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARL9400057
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0xde3557f7cb4736d290bc58cbf57673ae1632708957ff9e80597e99be64646f93. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GBARL9400057.
  date published: 2026-07-02T03:30:09Z
audio: Every Day Hurts
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.037
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.347
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.696
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.059
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.233
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.034
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Every Day Hurts
type: MusicRecording
duration: PT4M5S
duration ms: 245253
explicit: false
by artist: Sad Café
in album: Essential - Easy Listening
  type: MusicAlbum
  date published: 2010-01-22
isrc code: GBARL9400057
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:22:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde3557f7cb4736d290bc58cbf57673ae1632708957ff9e80597e99be64646f93
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/GBARL9400057
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3557f7cb4736d290bc58cbf57673ae1632708957ff9e80597e99be64646f93. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/GBARL9400057.
  date published: 2026-07-08T03:20:19Z
audio: Every Day Hurts
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Every Day Hurts
type: MusicRecording
duration: PT3M57S
duration ms: 237973
explicit: false
by artist: Sad Café
in album: Haynes Ultimate Guide to 70s
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  date published: 2018-05-18
isrc code: GBARL9400057
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3557f7cb4736d290bc58cbf57673ae1632708957ff9e80597e99be64646f93. 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/GBARL9400057.
  date published: 2026-07-08T03:22:41Z
audio: Every Day Hurts
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