ISRC QZTB42368483
Verified recording
QZTB42368483 is “Mr Owl” by Victor Butzelaar,
registered on the CopyrightChains blockchain with CopyrightID
0x8db40e372137f3b514402062842a59e77e409f91b7fdc0ad46772bbf7bd38148 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB42368483.
Recording identifiers
- ISRC
- QZTB42368483
- Title
- Mr Owl
- Artist
- Victor Butzelaar
- CopyrightID (CopyrightChains transaction hash)
0x8db40e372137f3b514402062842a59e77e409f91b7fdc0ad46772bbf7bd38148
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:aa0ced94273dc9e61e0b9dc5184318e23b36073c57facd201c8e7833a8ec1a7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB42368483
- Bitcoin block existence check
- https://blockstream.info/api/block/959159