Mandys Nyckel
type: MusicGroup
genre: swedish ballads
popularity: 4
followers: 219
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f6735a1b9f6246d4fe4bc995c4fef083297e09fe23d05ae4517893ca8bcafea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6084d3ec-3878-4a26-8f9f-66a8ff39b59b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6084d3ec-3878-4a26-8f9f-66a8ff39b59b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6084d3ec-3878-4a26-8f9f-66a8ff39b59b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4f6735a1b9f6246d4fe4bc995c4fef083297e09fe23d05ae4517893ca8bcafea","name":"Mandys Nyckel","registered_at":"2026-06-16T23:12:30Z","symbol":"NIM1205729","token_address":"0x4379718bce6f3e768a5a9f698c5ab1b94595a7b2","type":"artist","uuid":"6084d3ec-3878-4a26-8f9f-66a8ff39b59b"}
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 0x4f6735a1b9f6246d4fe4bc995c4fef083297e09fe23d05ae4517893ca8bcafea. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6084d3ec-3878-4a26-8f9f-66a8ff39b59b.json and https://artists.proofprofile.net/proofs/artist/6084d3ec-3878-4a26-8f9f-66a8ff39b59b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x4f6735a1b9f6246d4fe4bc995c4fef083297e09fe23d05ae4517893ca8bcafea","name":"Mandys Nyckel","registered_at":"2026-06-16T23:12:30Z","symbol":"NIM1205729","token_address":"0x4379718bce6f3e768a5a9f698c5ab1b94595a7b2","type":"artist","uuid":"6084d3ec-3878-4a26-8f9f-66a8ff39b59b"}
album: Möjligheter
  type: MusicAlbum
  date published: 2015-01-01
album: WIND
  type: MusicAlbum
  date published: 2018-09-11
album: Sov min älskling
  type: MusicAlbum
  date published: 2021-11-05
album: Sov min älskling
  type: MusicAlbum
  date published: 2022-03-19
album: Welcome To Stay
  type: MusicAlbum
  date published: 2024-01-01
  track: Welcome To Stay
    type: MusicRecording
    duration: PT3M15S
    duration ms: 195930
    explicit: false
    by artist: Mandys Nyckel
    in album: Welcome To Stay
      type: MusicAlbum
      date published: 2024-01-01
    genre: swedish ballads
    isrc code: FIAP12300001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T00:42:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x42cf7b1bd1cedae971295b22b73a6fd129b68e42e7bf3dfac1159732b085ceb4
    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/FIAP12300001
    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 0x42cf7b1bd1cedae971295b22b73a6fd129b68e42e7bf3dfac1159732b085ceb4. 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/FIAP12300001.
      date published: 2026-07-05T01:12:41Z
    audio: Welcome To Stay
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 117.847
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.603
      additional property: Energy
        type: PropertyValue
        value: 0.511
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.243
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.077
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.482
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.878
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Min egen sång
  type: MusicAlbum
  date published: 2024-04-05
album: Världen bytte färg
  type: MusicAlbum
  date published: 2024-09-27
album: Allt är bra
  type: MusicAlbum
  date published: 2025-01-31
album: Våren
  type: MusicAlbum
  date published: 2025-05-02
  track: Våren
    type: MusicRecording
    duration: PT3M12S
    duration ms: 192235
    explicit: false
    by artist: Mandys Nyckel
    in album: Våren
      type: MusicAlbum
      date published: 2025-05-02
    genre: swedish ballads
    isrc code: FIAP12500002
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T04:47:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc36eb2c60412fdb85ac6df56aeecf06752a100b562368f12ab96857ee24ac217
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958242
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958242
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIAP12500002
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T07:50:06Z
    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 0xc36eb2c60412fdb85ac6df56aeecf06752a100b562368f12ab96857ee24ac217. Chain 2 (Bitcoin): anchored in block 958242 (2026-07-16T07:50:06Z), 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/FIAP12500002.
      date published: 2026-07-16T07:50:06Z
    audio: Våren
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 117.771
      additional property: Musical Key
        type: PropertyValue
        value: 0
      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: Jag har varit här förut

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.551

Energy
type: PropertyValue
value: 0.44

Speechiness
type: PropertyValue
value: 0.039

Acousticness
type: PropertyValue
value: 0.659

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.097

Valence (Positivity)
type: PropertyValue
value: 0.144

Loudness (dB)
type: PropertyValue
value: -7.98

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Jag har varit här förut
type: MusicAlbum
date published: 2025-10-10