ISRC CZD942500260
Verified recording
CZD942500260 is “Sonata No. 1 for Violin and Piano, B. 42: II. Molto quieto” by Ernest Bloch,
registered on the CopyrightChains blockchain with CopyrightID
0x93e77c5567984138034c7e581e8553f3c87face24fc63846dd2020f419cbe7d2 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZD942500260.
Recording identifiers
- ISRC
- CZD942500260
- Title
- Sonata No. 1 for Violin and Piano, B. 42: II. Molto quieto
- Artist
- Ernest Bloch
- CopyrightID (CopyrightChains transaction hash)
0x93e77c5567984138034c7e581e8553f3c87face24fc63846dd2020f419cbe7d2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:934b7862d8b510da135ba175561ec0b3e30a81ca2944b563c773f8efa9131c30- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZD942500260
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata No. 1 for Violin and Piano, B. 42: II. Molto quieto · Machine-readable JSON-LD