Algebra
type: MusicGroup
genre: neo soul
description: Algebra is a branch of mathematics that deals with abstract systems, known as algebraic structures, and the manipulation of expressions within those systems. It is a generalization of arithmetic that
popularity: 24
followers: 35656
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subject of: OpenTimestamps Proof of Existence
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album: Purpose
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  date published: 2008
  track: Happy After
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      type: MusicAlbum
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    genre: neo soul
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-19T05:16:11Z
    audio: Happy After
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  track: My Pride
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-21T21:29:20Z
    audio: My Pride
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  track: No Idea
  track: I Think I Love U
  track: Come Back
  track: Now & Then
album: PURPOSE
album: Count 33 seconds
track: Official

Official
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by artist: Anthony David
by artist: Algebra
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Official
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No Idea
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genre: neo soul
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-18T02:58:58Z
audio: No Idea
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I Think I Love U
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genre: neo 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: 2026-07-05T19:27:56Z
audio: I Think I Love U
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Come Back
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genre: neo soul
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-16T05:50:22Z
audio: Come Back
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Now & Then
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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 0xc8d9a00f77cdff1a857d296911acf1c55c74203710985cb81de080401b0afec5. 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/USZXT0805422.
  date published: 2026-07-05T01:12:41Z
audio: Now & Then
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.056
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.478
  additional property: Energy
    type: PropertyValue
    value: 0.165
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.272
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.432
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.383
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

PURPOSE
type: MusicAlbum
date published: 2008-02-26

Purpose
type: MusicAlbum
date published: 2008-03-26

Count 33 seconds
type: MusicAlbum
date published: 2021-01-25