ISRC QZHNA2273477
Verified recording
QZHNA2273477 is “left4dead #kys” by Guizy,
registered on the CopyrightChains blockchain with CopyrightID
0x25bbe4478fa2e8251a5c6ccc69f6eddc7940f276b63eff921742ea254d518bc3 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNA2273477.
Recording identifiers
- ISRC
- QZHNA2273477
- Title
- left4dead #kys
- Artist
- Guizy
- CopyrightID (CopyrightChains transaction hash)
0x25bbe4478fa2e8251a5c6ccc69f6eddc7940f276b63eff921742ea254d518bc3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:d4e73cadcb718e39e030391cac9d0a522f9c6c156bb895fcb15e8d766fcc1be5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNA2273477
- Bitcoin block existence check
- https://blockstream.info/api/block/960144