ISRC ITLF52209934
Verified recording
ITLF52209934 is “Book No. 1, Op. 13: I. An Malvina (Introduction - Moderato quasi allegretto)” by Johann Kaspar Mertz,
registered on the CopyrightChains blockchain with CopyrightID
0x7a34571418fc0ba49db26be2fef6b5b88903f28006a62db98987f9e8f0baabb8 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52209934.
Recording identifiers
- ISRC
- ITLF52209934
- Title
- Book No. 1, Op. 13: I. An Malvina (Introduction - Moderato quasi allegretto)
- Artist
- Johann Kaspar Mertz
- CopyrightID (CopyrightChains transaction hash)
0x7a34571418fc0ba49db26be2fef6b5b88903f28006a62db98987f9e8f0baabb8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:a13464511e7acc932fae2c6edbc3c6d40fe84181e8682acbeb9f52223e177a93- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52209934
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Book No. 1, Op. 13: I. An Malvina (Introduction - Moderato quasi allegretto) · Machine-readable JSON-LD