Samuel Backof
type: MusicGroup
popularity: 9
followers: 276
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde20b1edc37bfb4c414e155873db8ccd676720b8eff3a338cd8a893d5142bbb1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954549
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954549
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8d7598b-2f8e-4c26-89f5-a29d47f76702.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a8d7598b-2f8e-4c26-89f5-a29d47f76702.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a8d7598b-2f8e-4c26-89f5-a29d47f76702
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T10:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xde20b1edc37bfb4c414e155873db8ccd676720b8eff3a338cd8a893d5142bbb1","name":"Samuel Backof","registered_at":"2026-06-20T08:28:49Z","symbol":"NIM1566608","token_address":"0xb77a5e65a999bf40b8325c65d81fe8987d13c6e1","type":"artist","uuid":"a8d7598b-2f8e-4c26-89f5-a29d47f76702"}
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 0xde20b1edc37bfb4c414e155873db8ccd676720b8eff3a338cd8a893d5142bbb1. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a8d7598b-2f8e-4c26-89f5-a29d47f76702.json and https://artists.proofprofile.net/proofs/artist/a8d7598b-2f8e-4c26-89f5-a29d47f76702.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T10:56:20Z
  text: {"copyright_id":"0xde20b1edc37bfb4c414e155873db8ccd676720b8eff3a338cd8a893d5142bbb1","name":"Samuel Backof","registered_at":"2026-06-20T08:28:49Z","symbol":"NIM1566608","token_address":"0xb77a5e65a999bf40b8325c65d81fe8987d13c6e1","type":"artist","uuid":"a8d7598b-2f8e-4c26-89f5-a29d47f76702"}
album: Depression
  type: MusicAlbum
  date published: 2022-10-28
  track: Depression
    type: MusicRecording
    duration: PT3M13S
    duration ms: 193766
    explicit: false
    by artist: Samuel Backof
    in album: Depression
      type: MusicAlbum
      date published: 2022-10-28
    isrc code: QZTAS2296872
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T13:32:21+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6cc3b335ecb09bd61404ff5fa3543cb88dd635997101b72cb96ca9dfa5914576
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958897
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958897
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAS2296872
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T16:34:17Z
    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 0x6cc3b335ecb09bd61404ff5fa3543cb88dd635997101b72cb96ca9dfa5914576. Chain 2 (Bitcoin): anchored in block 958897 (2026-07-20T16:34:17Z), 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/QZTAS2296872.
      date published: 2026-07-20T16:34:17Z
    audio: Depression
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 70.18
      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: 0.235
      additional property: Energy
        type: PropertyValue
        value: 0.018
      additional property: Speechiness
        type: PropertyValue
        value: 0.048
      additional property: Acousticness
        type: PropertyValue
        value: 0.979
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.905
      additional property: Liveness
        type: PropertyValue
        value: 0.095
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.036
      additional property: Loudness (dB)
        type: PropertyValue
        value: -27.382
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Hurt
  type: MusicAlbum
  date published: 2022-11-11
album: Farewell
  type: MusicAlbum
  date published: 2022-11-13
  track: Farewell
    type: MusicRecording
    duration: PT2M48S
    duration ms: 168298
    explicit: false
    by artist: Samuel Backof
    in album: Farewell
      type: MusicAlbum
      date published: 2022-11-13
    isrc code: QZTAU2254668
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T20:51:03+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1b6f2919668ee575633c86e9f59e1f56420fe08705efedf13bad25a85c2f0570
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958690
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958690
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2254668
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:14:39Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b6f2919668ee575633c86e9f59e1f56420fe08705efedf13bad25a85c2f0570. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2254668.
      date published: 2026-07-19T07:14:39Z
    audio: Farewell
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 69.391
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.368
      additional property: Energy
        type: PropertyValue
        value: 0.023
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      additional property: Acousticness
        type: PropertyValue
        value: 0.991
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.938
      additional property: Liveness
        type: PropertyValue
        value: 0.075
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Loneliness
album: Promise
album: Desire
album: One Last Time
album: Abandoned
album: Left In The Rain
album: Nowhere
album: End Of The World
album: Pure Darkness
album: Remember
album: Dreariness
album: War
album: Dreams
album: Desperation
album: Unattainable Love
album: Emptiness
album: Gloom
album: Blank
album: Goodbye
album: Dreamlands, Vol. 1
album: Dreamlands, Vol. 2
album: Forgotten
album: Homecoming
album: Vain
album: Ominous
album: Fusion
album: Past Days
album: The Hero
album: Novum Vetus
album: Our Hope
album: Enigma
album: New World
album: Reunion

Valence (Positivity)
type: PropertyValue
value: 0.092

Loudness (dB)
type: PropertyValue
value: -31.259

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Loneliness
type: MusicAlbum
date published: 2022-12-05

Promise
type: MusicAlbum
date published: 2023-03-12

Desire
type: MusicAlbum
date published: 2023-03-27

One Last Time
type: MusicAlbum
date published: 2023-04-10

Abandoned
type: MusicAlbum
date published: 2023-04-13

Left In The Rain
type: MusicAlbum
date published: 2023-04-25

Nowhere
type: MusicAlbum
date published: 2023-05-05
track: Nowhere
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187541
  explicit: false
  by artist: Samuel Backof
  in album: Nowhere
    type: MusicAlbum
    date published: 2023-05-05
  isrc code: QZK6P2361344
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T03:18:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf126b30560945d306d6d45b65a46f5412bdc8c2f121bac9476d5b0b49e4afbe8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956891
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956891
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P2361344
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  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 0xf126b30560945d306d6d45b65a46f5412bdc8c2f121bac9476d5b0b49e4afbe8. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/QZK6P2361344.
    date published: 2026-07-06T07:16:32Z
  audio: Nowhere
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 72.235
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.222
    additional property: Energy
      type: PropertyValue
      value: 0.007
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.922
    additional property: Liveness
      type: PropertyValue
      value: 0.069
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.062
    additional property: Loudness (dB)
      type: PropertyValue
      value: -32.876
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

End Of The World
type: MusicAlbum
date published: 2023-05-15

Pure Darkness
type: MusicAlbum
date published: 2023-05-16

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

Dreariness
type: MusicAlbum
date published: 2023-07-08

War
type: MusicAlbum
date published: 2023-07-26

Dreams
type: MusicAlbum
date published: 2023-08-05

Desperation
type: MusicAlbum
date published: 2023-08-11

Unattainable Love
type: MusicAlbum
date published: 2023-08-13

Emptiness
type: MusicAlbum
date published: 2023-09-04

Gloom
type: MusicAlbum
date published: 2023-09-28

Blank
type: MusicAlbum
date published: 2023-11-14

Goodbye
type: MusicAlbum
date published: 2023-11-27

Dreamlands, Vol. 1
type: MusicAlbum
date published: 2024-01-02

Dreamlands, Vol. 2
type: MusicAlbum
date published: 2024-01-07

Forgotten
type: MusicAlbum
date published: 2024-02-05

Homecoming
type: MusicAlbum
date published: 2024-05-17

Vain
type: MusicAlbum
date published: 2024-05-24

Ominous
type: MusicAlbum
date published: 2025-01-13

Fusion
type: MusicAlbum
date published: 2025-01-21

Past Days
type: MusicAlbum
date published: 2025-01-22

The Hero
type: MusicAlbum
date published: 2025-02-06

Novum Vetus
type: MusicAlbum
date published: 2025-02-11

Our Hope
type: MusicAlbum
date published: 2025-02-16

Enigma
type: MusicAlbum
date published: 2025-02-24

New World
type: MusicAlbum
date published: 2025-03-07

Reunion
type: MusicAlbum
date published: 2025-08-27