ISRC QZK6Q2526346
Verified recording
QZK6Q2526346 is “Feestje” by Floris Keijzer,
registered on the CopyrightChains blockchain with CopyrightID
0x6d1e116872ab07d5a70057c954e0e260653b43be9f586e17be9e12fe8303fce4 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q2526346.
Recording identifiers
- ISRC
- QZK6Q2526346
- Title
- Feestje
- Artist
- Floris Keijzer
- CopyrightID (CopyrightChains transaction hash)
0x6d1e116872ab07d5a70057c954e0e260653b43be9f586e17be9e12fe8303fce4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:d5c480dc39c67f3467eb93bfa4076d325aa45de2050462b4cf2e199fb3d12f5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q2526346
- Bitcoin block existence check
- https://blockstream.info/api/block/953520