ISRC QZTRX2262914
Verified recording
QZTRX2262914 is “Yesterday” by Hankook,
registered on the CopyrightChains blockchain with CopyrightID
0x53ec5cee6ebe76624fb645dba4c0fbda9ef8965c2bc46814158331b01ab492de and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2262914.
Recording identifiers
- ISRC
- QZTRX2262914
- Title
- Yesterday
- Artist
- Hankook
- CopyrightID (CopyrightChains transaction hash)
0x53ec5cee6ebe76624fb645dba4c0fbda9ef8965c2bc46814158331b01ab492de
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:4e36795764bf74759b962f002d559b77fe416be02e1663d19b7bc8ca01205ee0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2262914
- Bitcoin block existence check
- https://blockstream.info/api/block/960254