ISRC QZK6J2436437
Verified recording
QZK6J2436437 is “Castrol” by Bluu,
registered on the CopyrightChains blockchain with CopyrightID
0xab3e09f3790f7cb02fed4ac18335411bf0aac116543f7925c979d1b623519d25 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2436437.
Recording identifiers
- ISRC
- QZK6J2436437
- Title
- Castrol
- Artist
- Bluu
- CopyrightID (CopyrightChains transaction hash)
0xab3e09f3790f7cb02fed4ac18335411bf0aac116543f7925c979d1b623519d25
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:43d22cb21a01b10599114031f8ab36b6b67fe7ebef7c6a71b0e8f77ec266aec2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2436437
- Bitcoin block existence check
- https://blockstream.info/api/block/960273