SENDSZN
type: MusicGroup
popularity: 10
followers: 187
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x72e7d5164e9604d04ab4d6cc92e9e67089ed1ad21d153864b9b429e4423a1cb1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953922
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953922
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1b655e40-357c-4ccc-b3b3-e70423bace68.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1b655e40-357c-4ccc-b3b3-e70423bace68.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1b655e40-357c-4ccc-b3b3-e70423bace68
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T09:36:34Z
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 0x72e7d5164e9604d04ab4d6cc92e9e67089ed1ad21d153864b9b429e4423a1cb1. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1b655e40-357c-4ccc-b3b3-e70423bace68.json and https://artists.proofprofile.net/proofs/artist/1b655e40-357c-4ccc-b3b3-e70423bace68.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
album: Running in the Dark
  type: MusicAlbum
  date published: 2024-08-21
  track: Running in the Dark
    type: MusicRecording
    duration: PT2M44S
    duration ms: 164307
    explicit: false
    by artist: SENDSZN
    in album: Running in the Dark
      type: MusicAlbum
      date published: 2024-08-21
    isrc code: QZTB82455797
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T10:36:27+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xbecf4af84aacf0899eacf1a82cae620370c84f565ebf44728f87099be6488cce
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958153
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958153
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB82455797
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T12:03:04Z
    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 0xbecf4af84aacf0899eacf1a82cae620370c84f565ebf44728f87099be6488cce. Chain 2 (Bitcoin): anchored in block 958153 (2026-07-15T12:03:04Z), 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/QZTB82455797.
      date published: 2026-07-15T12:03:04Z
    audio: Running in the Dark
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.044
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.693
      additional property: Energy
        type: PropertyValue
        value: 0.747
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.048
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.206
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.358
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.897
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: I belong with u
  type: MusicAlbum
  date published: 2024-09-20
album: I Like That
  type: MusicAlbum
  date published: 2024-09-27
  track: I Like That
    type: MusicRecording
    duration: PT2M48S
    duration ms: 168000
    explicit: false
    by artist: SENDSZN
    in album: I Like That
      type: MusicAlbum
      date published: 2024-09-27
    isrc code: QZTBE2400244
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T03:16:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2bea99aa516cb602e56b42925a096a82bb4b428196585ebe219969ef782506f8
    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/QZTBE2400244
    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 0x2bea99aa516cb602e56b42925a096a82bb4b428196585ebe219969ef782506f8. 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/QZTBE2400244.
      date published: 2026-07-06T07:16:32Z
    audio: I Like That
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.035
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.585
      additional property: Energy
        type: PropertyValue
        value: 0.921
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.007
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.603
      additional property: Liveness
        type: PropertyValue
        value: 0.266
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.372
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Lalala
album: Paradise
album: Obsessed
album: Never Coming Back
album: All Tied Up

Loudness (dB)
type: PropertyValue
value: -3.984

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Lalala
type: MusicAlbum
date published: 2024-12-20
track: Lalala
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161250
  explicit: false
  by artist: SENDSZN
  in album: Lalala
    type: MusicAlbum
    date published: 2024-12-20
  isrc code: QZZ7S2471383
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T19:07:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x61257ff45f78ad98db54a5aceb537331c2410ea10f0ed14a93ebfcf0f8682427
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958316
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958316
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7S2471383
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T19:42:29Z
  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 0x61257ff45f78ad98db54a5aceb537331c2410ea10f0ed14a93ebfcf0f8682427. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T19:42:29Z), 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/QZZ7S2471383.
    date published: 2026-07-16T19:42:29Z
  audio: Lalala
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.915
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.614
    additional property: Energy
      type: PropertyValue
      value: 0.934
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.005
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.025
    additional property: Liveness
      type: PropertyValue
      value: 0.12
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.249
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.6
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Paradise
type: MusicAlbum
date published: 2025-02-28

Obsessed
type: MusicAlbum
date published: 2025-03-21

Never Coming Back
type: MusicAlbum
date published: 2025-06-20

All Tied Up
type: MusicAlbum
date published: 2025-09-30