ISRC FRZ110901867
Verified recording
FRZ110901867 is “Impromptu Nr. 3” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xe2989a6cf5003b3c1c7a06f816c746703fd2199427e648df686016f45e31d727 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110901867.
Recording identifiers
- ISRC
- FRZ110901867
- Title
- Impromptu Nr. 3
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xe2989a6cf5003b3c1c7a06f816c746703fd2199427e648df686016f45e31d727
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c1f20cb111bcfb30370357d326a8bfbd6c99276ddc099d7711de3ae38ef1f19a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110901867
- Bitcoin block existence check
- https://blockstream.info/api/block/956302