ISRC ITUM70900133
Verified recording
ITUM70900133 is “Etudes-tableaux, Op. 39: No. 1 in C Minor. Allegro agitato” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xeaea660bf685a83fa449f447f51dc3165dba55f68f8ec3631504e4d0b43f7031 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70900133.
Recording identifiers
- ISRC
- ITUM70900133
- Title
- Etudes-tableaux, Op. 39: No. 1 in C Minor. Allegro agitato
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xeaea660bf685a83fa449f447f51dc3165dba55f68f8ec3631504e4d0b43f7031
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:ba6eab4b9c8fc72b0c1ac82ed0fd453a617f2fe3dad7296d53256f1cc9f84c0b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM70900133
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Etudes-tableaux, Op. 39: No. 1 in C Minor. Allegro agitato · Machine-readable JSON-LD