Gretel
type: MusicGroup
description: Gretel is a German shortening of the given name Margarete, meaning "pearl". Notable people with this given name include: Gretel, a fictional character in the Brothers Grimm fairy tale Hansel and G
popularity: 2
followers: 281
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa5d444bb5c46975ccfaba74ea98d79fb097d5c19988936f272e0ba96ccdd48c5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e14c5587-87ae-49c6-924c-914c0e268d58.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e14c5587-87ae-49c6-924c-914c0e268d58.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e14c5587-87ae-49c6-924c-914c0e268d58
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
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 0xa5d444bb5c46975ccfaba74ea98d79fb097d5c19988936f272e0ba96ccdd48c5. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e14c5587-87ae-49c6-924c-914c0e268d58.json and https://artists.proofprofile.net/proofs/artist/e14c5587-87ae-49c6-924c-914c0e268d58.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
album: Catch Me If You Can
  type: MusicAlbum
  date published: 2019-03-08
album: Catch Me If You Can
  type: MusicAlbum
  date published: 2019-03-08
album: Catch Me If You Can
  type: MusicAlbum
  date published: 2019-03-08
album: Gone
  type: MusicAlbum
  date published: 2019-10-25
album: Gone
  type: MusicAlbum
  date published: 2019-10-25
album: Gone
  type: MusicAlbum
  date published: 2019-10-25
album: Superboy
  type: MusicAlbum
  date published: 2023-03-10
album: Superboy
  type: MusicAlbum
  date published: 2023-03-10
album: Superboy
  type: MusicAlbum
  date published: 2023-03-10
album: Locked Inside
  type: MusicAlbum
  date published: 2023-12-15
album: Locked Inside
  type: MusicAlbum
  date published: 2023-12-15
  track: Locked Inside
    type: MusicRecording
    duration: PT3M17S
    duration ms: 197076
    explicit: false
    by artist: Gretel
    in album: Locked Inside
      type: MusicAlbum
      date published: 2023-12-15
    isrc code: NZAM02224670
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T10:38:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x32d8a582e4525ebf695693f0997020e3003d365a179dc4dc912d896e0ff865dd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959123
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959123
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NZAM02224670
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T11:35:32Z
    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 0x32d8a582e4525ebf695693f0997020e3003d365a179dc4dc912d896e0ff865dd. Chain 2 (Bitcoin): anchored in block 959123 (2026-07-22T11:35:32Z), 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/NZAM02224670.
      date published: 2026-07-22T11:35:32Z
    audio: Locked Inside
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 129.834
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.743
      additional property: Energy
        type: PropertyValue
        value: 0.307
      additional property: Speechiness
        type: PropertyValue
        value: 0.044
      additional property: Acousticness
        type: PropertyValue
        value: 0.59
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.099
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.546
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.253
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Push and Pull
  type: MusicAlbum
  date published: 2025-05-02