Saint Lu
type: MusicGroup
description: Luise Gruber (born 27 June 1982 in Wels, Austria), better known by her stage name Saint Lu is an Austrian singer and songwriter. She currently lives and works in Berlin, Germany. Recording career Lui
popularity: 12
followers: 2436
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/953827
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/f156a4d6-f902-44ab-9474-836f57bc55e2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f156a4d6-f902-44ab-9474-836f57bc55e2
additional property: OTSTimestamp
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  value: 2026-06-15T19:59:56Z
additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f940945d2472627c0c924b5ded068996efcbb9e67c6c347ae5cfaeb9b8599fd. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f156a4d6-f902-44ab-9474-836f57bc55e2.json and https://artists.proofprofile.net/proofs/artist/f156a4d6-f902-44ab-9474-836f57bc55e2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
  text: {"copyright_id":"0x4f940945d2472627c0c924b5ded068996efcbb9e67c6c347ae5cfaeb9b8599fd","name":"Saint Lu","registered_at":"2026-06-15T05:47:42Z","symbol":"NIM0701024","token_address":"0x98b114fbfa69786b99e74d99025339d64627d529","type":"artist","uuid":"f156a4d6-f902-44ab-9474-836f57bc55e2"}
album: Ankle-Biter
  type: MusicAlbum
  date published: 2009-09-18
album: Don't Miss Your Own Life
  type: MusicAlbum
  date published: 2009-11-06
album: Don't Miss Your Own Life [Special Bundle 1]
  type: MusicAlbum
  date published: 2009-11-06
album: Saint Lu
  type: MusicAlbum
  date published: 2009-11-20
  track: Don't Miss Your Own Life
    type: MusicRecording
    duration: PT4M0S
    duration ms: 240826
    explicit: false
    by artist: Saint Lu
    in album: Saint Lu
      type: MusicAlbum
      date published: 2009-11-20
    isrc code: DEA620900311
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      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T23:24:33Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x772024d82b6ef4a67b7ba7230b6d849eaf4985c7825ea7f9af570f03e912dcc5. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-15T23:24:33Z), 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/DEA620900311.
      date published: 2026-07-15T23:24:33Z
    audio: Don't Miss Your Own Life
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 163.334
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.338
      additional property: Energy
        type: PropertyValue
        value: 0.756
      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.081
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.398
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.204
      additional property: Key Name
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        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Here I Stand
  type: MusicAlbum
  date published: 2010-04-09
album: Here I Stand
  type: MusicAlbum
  date published: 2010-05-07
album: Here I Stand
  type: MusicAlbum
  date published: 2010-05-07
album: Here I Stand
  type: MusicAlbum
  date published: 2010-05-07
album: Rockstar Car
  type: MusicAlbum
  date published: 2010-10-08
album: Craving
  type: MusicAlbum
  date published: 2013-02-01
album: 2
  type: MusicAlbum
  date published: 2013-02-15
  track: Craving
    type: MusicRecording
    duration: PT3M51S
    duration ms: 231571
    explicit: false
    by artist: Saint Lu
    in album: 2
      type: MusicAlbum
      date published: 2013-02-15
    isrc code: DEA621200657
    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T01:50:56Z
    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 0x09d1c4aa68d513174b594268aea4fc994406b40523e7b7a47f9efa5161df1630. Chain 2 (Bitcoin): anchored in block 958942 (2026-07-21T01:50:56Z), 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/DEA621200657.
      date published: 2026-07-21T01:50:56Z
    audio: Craving
      type: AudioObject
      additional property: Tempo (BPM)
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        value: 138.063
      additional property: Musical Key
      additional property: Mode (Major/Minor)
      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: 2 [Acoustic EP]
album: Waterfall

Musical Key
type: PropertyValue
value: 10

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.539

Energy
type: PropertyValue
value: 0.827

Speechiness
type: PropertyValue
value: 0.101

Acousticness
type: PropertyValue
value: 0.095

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.344

Valence (Positivity)
type: PropertyValue
value: 0.419

Loudness (dB)
type: PropertyValue
value: -5.58

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Major

2 [Acoustic EP]
type: MusicAlbum
date published: 2013-10-11

Waterfall
type: MusicAlbum
date published: 2013-12-20