Yeo One
type: MusicGroup
description: Yeo Chang-gu (; born March 27, 1996), better known by his stage name Yeo One, is a South Korean singer and actor. He debuted as a vocalist in a South Korean boy group Pentagon in October 2016. Aside f
popularity: 15
followers: 502
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSVerifyInstructions
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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 0xef74c1c846e9c7014a8d64a4184e0c76823f1dc8c33c1871bf7d22101712d67e. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c6e2d079-fb63-4643-9be3-93155d9a56f0.json and https://artists.proofprofile.net/proofs/artist/c6e2d079-fb63-4643-9be3-93155d9a56f0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
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track: Follow your dreams

Follow your dreams
type: MusicRecording
duration: PT4M31S
duration ms: 271588
explicit: false
by artist: JO KWON
by artist: SEO EUNKWANG
by artist: LEECHANGSUB
by artist: Lim Hyunsik
by artist: YOOK SUNGJAE
by artist: OH SEUNGHEE
by artist: CHOI YUJIN
by artist: CHANG SEUNGYEON
by artist: SORN
by artist: ELKIE
by artist: KWON EUNBIN
by artist: JINHO
by artist: Hui
by artist: Hong Seok
by artist: Shin Won
by artist: Yeo One
by artist: YANAN
by artist: KINO
by artist: YOO SEONHO
by artist: MIYEON
by artist: MINNIE
by artist: SOOJIN
by artist: YUQI
by artist: SHUHUA
in album: ONE
  type: MusicAlbum
  date published: 2018-06-17
popularity: 21
isrc code: KRA391800038
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51c6e3974a507e65a298460053e36ee9a067c20a1423d2ea6f6993fda0d90c30. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA391800038.
  date published: 2026-06-13T13:32:09Z
audio: Follow your dreams
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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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: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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