ISRC ITD542200727
Verified recording
ITD542200727 is “30 Études progressives, Op. 46: No. 5 in C Minor, Allegretto moderato” by Stephen Heller,
registered on the CopyrightChains blockchain with CopyrightID
0x21e8c1a0e3076d0f62711c3c3a0bb1e50b6567ec4122e1fdf138e7e615fde273 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542200727.
Recording identifiers
- ISRC
- ITD542200727
- Title
- 30 Études progressives, Op. 46: No. 5 in C Minor, Allegretto moderato
- Artist
- Stephen Heller
- CopyrightID (CopyrightChains transaction hash)
0x21e8c1a0e3076d0f62711c3c3a0bb1e50b6567ec4122e1fdf138e7e615fde273
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:3f5fe018a8f4145a15ff2e877da3659f45efdd0ae74403797eef6e266ede579a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542200727
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: 30 Études progressives, Op. 46: No. 5 in C Minor, Allegretto moderato · Machine-readable JSON-LD