Matt Rand
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description: Matt Rand (born August 4, 1991) is an American distance runner who specializes in the marathon. He competed in track and cross country for Tufts University, earning NCAA All-American honors, before tr
popularity: 6
followers: 21527
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-17T01:59:41Z
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album: Alive (Built for This)
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  date published: 2017-03-30
album: Alive (Built for This)
  type: MusicAlbum
  date published: 2017-03-30
album: Alive (Built for This)
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  date published: 2017-03-30
album: Roses and Diamonds
  type: MusicAlbum
  date published: 2017-10-14
album: Roses and Diamonds
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  date published: 2017-10-14
album: Roses and Diamonds
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  date published: 2017-10-14
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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      date published: 2026-07-05T01:12:41Z
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album: What Am I Doing Here
  type: MusicAlbum
  date published: 2017-11-15
album: Don't Come Looking
  type: MusicAlbum
  date published: 2018-04-01
album: Girl on Fire
  type: MusicAlbum
  date published: 2018-04-17
album: Burn the Ceiling Down
  type: MusicAlbum
  date published: 2018-04-20
album: Somethin' slight
  type: MusicAlbum
  date published: 2018-07-18
album: Random Life
  type: MusicAlbum
  date published: 2019-03-03
  track: Alive (Built for This)
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    by artist: Matt Rand
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      type: MusicAlbum
      date published: 2019-03-03
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fc37f465331cba391850c8a50e753380d273e1aa9bf832504597892e04e5e9a. Chain 2 (Bitcoin): anchored in block 958246 (2026-07-16T05:55:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAED1900236 — a six-check JSON result.
      date published: 2026-07-16T05:55:09Z
    audio: Alive (Built for This)
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      additional property: Instrumentalness
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      additional property: Valence (Positivity)
      additional property: Loudness (dB)
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value: 97.501

Musical Key
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Time Signature
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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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value: 0.227

Loudness (dB)
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Mode Name
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