Lasse
type: MusicGroup
genre: german pop
description: Lasse is a common masculine given name in Nordic countries. It is also often a nickname for people named Lars or Lauri. Notable people named Lasse include: Given name Lasse Aasland (1926–2001), Nor
popularity: 8
followers: 868
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37d197be63091004326599c13efc751f73202b5947d5418400ab9a66d48fd94f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954587
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954587
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/badb0c72-8d72-4e57-911a-cb23074dc99d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/badb0c72-8d72-4e57-911a-cb23074dc99d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/badb0c72-8d72-4e57-911a-cb23074dc99d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T19:10:41Z
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 0x37d197be63091004326599c13efc751f73202b5947d5418400ab9a66d48fd94f. Chain 2 (Bitcoin): anchored in block 954587 (2026-06-20T19:10:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/badb0c72-8d72-4e57-911a-cb23074dc99d.json and https://artists.proofprofile.net/proofs/artist/badb0c72-8d72-4e57-911a-cb23074dc99d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:10:41Z
album: 1000 Songs
  type: MusicAlbum
  date published: 2021-08-06
album: Immer wieder
  type: MusicAlbum
  date published: 2021-11-12
album: Alles wird leicht
  type: MusicAlbum
  date published: 2022-05-27
album: Toxic
  type: MusicAlbum
  date published: 2022-08-05
album: Was ich an Dir nice find
  type: MusicAlbum
  date published: 2022-10-07
album: Maskenball
  type: MusicAlbum
  date published: 2023-02-17
album: Maskenball (Acoustic)
  type: MusicAlbum
  date published: 2023-07-14
album: Paris
  type: MusicAlbum
  date published: 2024-04-12
  track: Paris
    type: MusicRecording
    duration: PT2M15S
    duration ms: 135822
    explicit: false
    by artist: Lasse
    in album: Paris
      type: MusicAlbum
      date published: 2024-04-12
    genre: german pop
    isrc code: DEK192442583
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T20:50:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdfde305113dd0e869eb48c8a10423943382ead3beae15481c1427c2c55bc6896
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK192442583
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0xdfde305113dd0e869eb48c8a10423943382ead3beae15481c1427c2c55bc6896. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/DEK192442583.
      date published: 2026-07-05T01:43:49Z
    audio: Paris
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.977
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.891
      additional property: Energy
        type: PropertyValue
        value: 0.589
      additional property: Speechiness
        type: PropertyValue
        value: 0.073
      additional property: Acousticness
        type: PropertyValue
        value: 0.02
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.121
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.55
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.141
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Leichter
  type: MusicAlbum
  date published: 2024-06-21
album: Besseres Bild
  type: MusicAlbum
  date published: 2024-08-23
album: Paradies
  type: MusicAlbum
  date published: 2025-01-31