ISRC QZFZ32338712
Verified recording
QZFZ32338712 is “Schmusekatze” by John Known,
registered on the CopyrightChains blockchain with CopyrightID
0xf2039d5c11e18c0ecce978318c9e3cda64b0ae60480b38ab09d46c51f300755a and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ32338712.
Recording identifiers
- ISRC
- QZFZ32338712
- Title
- Schmusekatze
- Artist
- John Known
- CopyrightID (CopyrightChains transaction hash)
0xf2039d5c11e18c0ecce978318c9e3cda64b0ae60480b38ab09d46c51f300755a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:2b4e3845339f2d5eff8460493f38e3ff51c57af225477f4f3201278a18b5a653- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ32338712
- Bitcoin block existence check
- https://blockstream.info/api/block/960481