YEONJUN
type: MusicGroup
genre: k-pop
description: Choi Yeon-jun (; born September 13, 1999), known mononymously as Yeonjun, is a South Korean singer, songwriter, and dancer. He is a member of the South Korean boy band Tomorrow X Together, formed b
popularity: 62
followers: 927443
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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 0xa172106e8541f06e14b432ba3b3f69421ba630c03c206291bf0861ad618e4b41. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fa58cd37-478e-4555-a2cc-6872500096fe.json and https://artists.proofprofile.net/proofs/artist/fa58cd37-478e-4555-a2cc-6872500096fe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Song Cry
  type: MusicAlbum
  date published: 2020-04-17
album: Cinderella at 2AM OST Part 4
  type: MusicAlbum
  date published: 2024-09-01
album: GGUM
  type: MusicAlbum
  date published: 2024-09-19
album: GGUM
  type: MusicAlbum
  date published: 2024-09-19
album: NO LABELS: PART 01
  type: MusicAlbum
  date published: 2025-11-07
album: Idol Lounge: YEONJUN
  type: MusicAlbum
  date published: 2025-11-10
track: Blockbuster feat. YEONJUN of TOMORROW X TOGETHER
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  by artist: YEONJUN
  in album: DIMENSION : DILEMMA
    type: MusicAlbum
    date published: 2021-10-12
  popularity: 56
  genre: k-pop-boy-group
  genre: anime
  isrc code: USA2P2135696
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66356bdff09780be1a3fd6896003c727c0127098888c68c62cc336afc41ceb20. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/USA2P2135696.
    date published: 2026-06-13T12:47:07Z
  audio: Blockbuster feat. YEONJUN of TOMORROW X TOGETHER
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track: Blockbuster feat. YEONJUN of TOMORROW X TOGETHER
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  by artist: ENHYPEN
  by artist: YEONJUN
  in album: DIMENSION : ANSWER
    type: MusicAlbum
    date published: 2022-01-10
  popularity: 51
  genre: k-pop-boy-group
  genre: anime
  isrc code: USA2P2135696
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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
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66356bdff09780be1a3fd6896003c727c0127098888c68c62cc336afc41ceb20. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/USA2P2135696.
    date published: 2026-06-13T12:47:07Z
  audio: Blockbuster feat. YEONJUN of TOMORROW X TOGETHER
    type: AudioObject
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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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value: 0.348

Valence (Positivity)
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value: 0.642

Loudness (dB)
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value: -4.589

Key Name
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value: Ab

Mode Name
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value: Minor