Afterthought
type: MusicGroup
popularity: 14
followers: 1386
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeadbd8ff4706c6c93ad01fcb77ed08b81120bec9c985674b98efbcea294e7186
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953803
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953803
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e3183381-b47c-4fbe-a414-6e5361ec75e5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e3183381-b47c-4fbe-a414-6e5361ec75e5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e3183381-b47c-4fbe-a414-6e5361ec75e5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T15:41:00Z
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 0xeadbd8ff4706c6c93ad01fcb77ed08b81120bec9c985674b98efbcea294e7186. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e3183381-b47c-4fbe-a414-6e5361ec75e5.json and https://artists.proofprofile.net/proofs/artist/e3183381-b47c-4fbe-a414-6e5361ec75e5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:22:30Z
album: Half Hearted
  type: MusicAlbum
  date published: 2018-12-22
album: Play Safe
  type: MusicAlbum
  date published: 2019-05-11
album: Comin' Home (feat. Arun Desai)
  type: MusicAlbum
  date published: 2019-06-07
album: Comin' Home
  type: MusicAlbum
  date published: 2019-06-07
album: Family First Freestyle
  type: MusicAlbum
  date published: 2019-10-13
album: Family First Freestyle (feat. Archduke Redcat, Frak & Narayana)
  type: MusicAlbum
  date published: 2019-10-13
album: Family First
  type: MusicAlbum
  date published: 2019-10-25
album: Family First
  type: MusicAlbum
  date published: 2019-10-25
album: Hold You Down (feat. N'Cole)
  type: MusicAlbum
  date published: 2020-01-15
album: Can't Break Me (feat. Calioto, Kaly Jay & Tone The Only)
  type: MusicAlbum
  date published: 2020-03-29
album: Can't Break Me
  type: MusicAlbum
  date published: 2020-03-29
album: Can't Break Me
  type: MusicAlbum
  date published: 2020-04-13
album: Party
  type: MusicAlbum
  date published: 2020-04-30
album: Same Place (feat. Shah Leezy)
  type: MusicAlbum
  date published: 2020-05-27
album: Same Place
  type: MusicAlbum
  date published: 2020-05-27
album: Manifest
  type: MusicAlbum
  date published: 2020-07-31
  track: Manifest
album: Lotus
  type: MusicAlbum
  date published: 2020-09-27
album: Lotus
  type: MusicAlbum
  date published: 2020-09-27
album: Growth
  type: MusicAlbum
  date published: 2020-10-23
album: Growth
  type: MusicAlbum
  date published: 2020-10-23
album: Divisadero
  type: MusicAlbum
  date published: 2020-11-24
album: Divisadero
  type: MusicAlbum
  date published: 2020-11-24
album: Divisadero
  type: MusicAlbum
  date published: 2020-11-24
album: Free Plates
  type: MusicAlbum
  date published: 2021-04-23
album: Free Plates
  type: MusicAlbum
  date published: 2021-04-23
album: Take Your Time
  type: MusicAlbum
  date published: 2021-05-21
album: Frisco Tales
  type: MusicAlbum
  date published: 2021-06-11
album: Frisco Tales
  type: MusicAlbum
  date published: 2021-06-11
album: Soak Up The Sun (feat. Johnny Champagne & Lechani)
  type: MusicAlbum
  date published: 2021-07-16
album: Soak Up The Sun
  type: MusicAlbum
  date published: 2021-07-16
album: Family First 2
  type: MusicAlbum
  date published: 2021-08-27
album: Family First II
  type: MusicAlbum
  date published: 2021-08-27
  track: Take Your Time (feat. Nic Hanson, Jwalt & Rence)
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190967
    explicit: true
    by artist: Afterthought
    in album: Family First II
      type: MusicAlbum
      date published: 2021-08-27
    isrc code: QZHN42128869
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc2ac9743f7dbaa6de96140e091cde0acec8d58333c1a54f174df791de22f67e2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42128869
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0xc2ac9743f7dbaa6de96140e091cde0acec8d58333c1a54f174df791de22f67e2. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZHN42128869.
      date published: 2026-07-05T01:12:41Z
    audio: Take Your Time (feat. Nic Hanson, Jwalt & Rence)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 93.399
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.573
      additional property: Energy
        type: PropertyValue
        value: 0.584
      additional property: Speechiness
        type: PropertyValue
        value: 0.384
      additional property: Acousticness
        type: PropertyValue
        value: 0.328
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.265
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Cutthroat (Freestyle)
album: Sutro EP
album: lemonjuice
album: I-80
album: Westers
album: Golden Garden
album: Sutro 2
album: Fly Away
album: Moonlight
album: Lunchables
album: SIGNS
album: Must Be Blessed
album: Communal Healing
album: Bruce Wayne
album: Top of the City
album: Real Def
album: Care / Less
album: Quality Time
album: Sutro
album: Welcome To The Family (feat. EaSWay, Zaldy Water, Grand-O & Cynny)
album: Family First III
album: Globetrotters
album: Coastal Connection
album: doin 2 much
album: Do Something (feat. A3o & Tyler Page)
album: Sex Appeal (feat. KRollin', LoveToliii & ASH.)
album: Pray Men Can Change

Manifest
type: MusicRecording
duration: PT3M51S
duration ms: 231428
explicit: true
by artist: Afterthought
in album: Manifest
  type: MusicAlbum
  date published: 2020-07-31
isrc code: QMEZE2097711
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:28:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a6c4711d978ad1965b44c373f7fb3de40a9b1794fdc25631e44124717de1500
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/QMEZE2097711
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 0x3a6c4711d978ad1965b44c373f7fb3de40a9b1794fdc25631e44124717de1500. 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/QMEZE2097711.
  date published: 2026-07-08T03:22:41Z
audio: Manifest
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 164.342
  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: 0.678
  additional property: Energy
    type: PropertyValue
    value: 0.535
  additional property: Speechiness
    type: PropertyValue
    value: 0.3
  additional property: Acousticness
    type: PropertyValue
    value: 0.042
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.382
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.429
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Valence (Positivity)
type: PropertyValue
value: 0.727

Loudness (dB)
type: PropertyValue
value: -12.662

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

Cutthroat (Freestyle)
type: MusicAlbum
date published: 2021-12-14

Sutro EP
type: MusicAlbum
date published: 2021-12-24

Sutro EP
type: MusicAlbum
date published: 2021-12-24

lemonjuice
type: MusicAlbum
date published: 2022-01-28

lemonjuice
type: MusicAlbum
date published: 2022-01-28

I-80
type: MusicAlbum
date published: 2022-02-25

Westers
type: MusicAlbum
date published: 2022-03-30

Westers
type: MusicAlbum
date published: 2022-03-30

Golden Garden
type: MusicAlbum
date published: 2022-05-12

Golden Garden
type: MusicAlbum
date published: 2022-05-12

Sutro 2
type: MusicAlbum
date published: 2022-07-08

Fly Away
type: MusicAlbum
date published: 2022-10-14

Moonlight
type: MusicAlbum
date published: 2023-02-10

Lunchables
type: MusicAlbum
date published: 2023-03-31

SIGNS
type: MusicAlbum
date published: 2023-06-29

Must Be Blessed
type: MusicAlbum
date published: 2023-07-14

Communal Healing
type: MusicAlbum
date published: 2023-07-17

Communal Healing
type: MusicAlbum
date published: 2023-07-17

Bruce Wayne
type: MusicAlbum
date published: 2024-03-22

Top of the City
type: MusicAlbum
date published: 2024-04-19

Real Def
type: MusicAlbum
date published: 2024-04-26

Care / Less
type: MusicAlbum
date published: 2024-05-03

Quality Time
type: MusicAlbum
date published: 2024-05-07

Sutro
type: MusicAlbum
date published: 2024-05-10

Sutro
type: MusicAlbum
date published: 2024-05-10
track: Bruce Wayne
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215257
  explicit: true
  by artist: Afterthought
  in album: Sutro
    type: MusicAlbum
    date published: 2024-05-10
  isrc code: QZES72430394
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T16:05:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa41dbc72632ff03c0c70881634a735558b9e3ab252681f6d9aa6b37cb1a2f00b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES72430394
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  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 0xa41dbc72632ff03c0c70881634a735558b9e3ab252681f6d9aa6b37cb1a2f00b. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES72430394.
    date published: 2026-07-05T19:27:56Z
  audio: Bruce Wayne
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 97.041
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.819
    additional property: Energy
      type: PropertyValue
      value: 0.624
    additional property: Speechiness
      type: PropertyValue
      value: 0.284
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.119
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.696
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.111
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Welcome To The Family (feat. EaSWay, Zaldy Water, Grand-O & Cynny)
type: MusicAlbum
date published: 2024-11-04

Family First III
type: MusicAlbum
date published: 2024-11-17

Globetrotters
type: MusicAlbum
date published: 2025-02-07

Coastal Connection
type: MusicAlbum
date published: 2025-04-25

doin 2 much
type: MusicAlbum
date published: 2025-06-13

Do Something (feat. A3o & Tyler Page)
type: MusicAlbum
date published: 2025-06-27

Sex Appeal (feat. KRollin', LoveToliii & ASH.)
type: MusicAlbum
date published: 2025-07-15

Pray Men Can Change
type: MusicAlbum
date published: 2025-07-25
track: My Type
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237374
  explicit: true
  by artist: Afterthought
  in album: Pray Men Can Change
    type: MusicAlbum
    date published: 2025-07-25
  isrc code: USUYG1734945
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T22:55:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf1449364e32a81b5558fe9fa0c0aa03a823981904fa7ad441d5a611811e66733
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958341
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958341
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1734945
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T01:08:10Z
  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 0xf1449364e32a81b5558fe9fa0c0aa03a823981904fa7ad441d5a611811e66733. Chain 2 (Bitcoin): anchored in block 958341 (2026-07-17T01:08:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1734945.
    date published: 2026-07-17T01:08:10Z
  audio: My Type
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.037
    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: 0.688
    additional property: Energy
      type: PropertyValue
      value: 0.814
    additional property: Speechiness
      type: PropertyValue
      value: 0.334
    additional property: Acousticness
      type: PropertyValue
      value: 0.07
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.555
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.569
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.499
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: a pretty interlude?
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128000
  explicit: true
  by artist: Afterthought
  in album: Pray Men Can Change
    type: MusicAlbum
    date published: 2025-07-25
  isrc code: USUYG1734946
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T04:34:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc499337a6735398ed07e4b3f2719e655cca626025795494c42074c2c35cce1f7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956474
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956474
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1734946
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T08:56:35Z
  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 0xc499337a6735398ed07e4b3f2719e655cca626025795494c42074c2c35cce1f7. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/USUYG1734946.
    date published: 2026-07-03T08:56:35Z
  audio: a pretty interlude?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.804
    additional property: Musical Key
      type: PropertyValue
      value: 1
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track: In My Cup
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  subject of: OpenTimestamps Proof of Existence
  audio: In My Cup

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value: 2026-07-18T19:27:02Z

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 0xd751881c2a9b7e8979162d4be18bd2a9395107d8d1594b78a3107d73d5e02b8b. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/USUYG1734947.
date published: 2026-07-18T19:27:02Z

In My Cup
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