ISRC QZF452005222
Verified recording
QZF452005222 is “너였어” by Jang Yoon-Jeong,
registered on the CopyrightChains blockchain with CopyrightID
0xd321be3ce657aa2f81eea3f44f00015a6417e78b8bc1a8d0881db5328c83e322 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZF452005222.
Recording identifiers
- ISRC
- QZF452005222
- Title
- 너였어
- Artist
- Jang Yoon-Jeong
- CopyrightID (CopyrightChains transaction hash)
0xd321be3ce657aa2f81eea3f44f00015a6417e78b8bc1a8d0881db5328c83e322
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:82f9ffcea5e7ce2ada85197fdcebece45757370ff32f00243235c452e78f41e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZF452005222
- Bitcoin block existence check
- https://blockstream.info/api/block/960258