Sharon Tandy
type: MusicGroup
genre: northern soul
description: Sharon Tandy (born Sharon Finkelstein; 18 September 1943 – 21 March 2015) was a South African singer who achieved some success in the United Kingdom in the 1960s as part of the blue-eyed soul and psyc
popularity: 10
followers: 1035
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5b6a55e716c8c7c766125bd3f266d4381a2e4e08bfad3ca40a715ad875352e7. Chain 2 (Bitcoin): anchored in block 954019 (2026-06-16T23:44:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/35b79727-9a49-4851-9025-45a60e0aa247.json and https://artists.proofprofile.net/proofs/artist/35b79727-9a49-4851-9025-45a60e0aa247.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T23:44:13Z
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album: From Mexico With Love
  type: MusicAlbum
  date published: 2011-01-01
album: From Mexico with Love
  type: MusicAlbum
  date published: 2011-01-01
album: From Mexico With Love
  type: MusicAlbum
  date published: 2011-01-01
album: From Mexico With Love
  type: MusicAlbum
  date published: 2011-09-20
album: Playlist: The Best Of Sharon Tandy
  type: MusicAlbum
  date published: 2016-03-18
  track: Hold On
    type: MusicRecording
    duration: PT3M12S
    duration ms: 192226
    explicit: false
    by artist: Sharon Tandy
    in album: Playlist: The Best Of Sharon Tandy
      type: MusicAlbum
      date published: 2016-03-18
    genre: northern soul
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-18T19:27:02Z
    audio: Hold On
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.277
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
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        value: 4
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      additional property: Speechiness
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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        value: -5.102
      additional property: Key Name
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        value: G
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        type: PropertyValue
        value: Major
  track: Daughter of the Sun
    type: MusicRecording
    duration: PT3M55S
    duration ms: 235813
    explicit: false
    by artist: Sharon Tandy
    in album: Playlist: The Best Of Sharon Tandy
      type: MusicAlbum
      date published: 2016-03-18
    genre: northern soul
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    additional property: OTSVerifyInstructions
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      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
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      date published: 2026-07-19T20:17:44Z
    audio: Daughter of the Sun
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      additional property: Time Signature
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      additional property: Danceability
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      additional property: Energy
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      additional property: Acousticness
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      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Speechiness
type: PropertyValue
value: 0.03

Acousticness
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value: 0.01

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.045

Valence (Positivity)
type: PropertyValue
value: 0.533

Loudness (dB)
type: PropertyValue
value: -4.686

Key Name
type: PropertyValue
value: Eb

Mode Name
type: PropertyValue
value: Minor