ISRC DEF058831203
Verified recording
DEF058831203 is “13 Préludes op.32: No. 3 in E major: Allegro vivace” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x6bd15135649af2537d2679fac1d1b07ef97768e17d4045eb9bf8110a12a3f81c and independently timestamped
in Bitcoin block 960506 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831203.
Recording identifiers
- ISRC
- DEF058831203
- Title
- 13 Préludes op.32: No. 3 in E major: Allegro vivace
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x6bd15135649af2537d2679fac1d1b07ef97768e17d4045eb9bf8110a12a3f81c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:50:58+00:00
- Bitcoin block
- 960506
- Canonical record hash
sha256:3c8e0384538f06b35fdd17b325da4baba89e810d5950fa44c1b640109e518cde- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831203
- Bitcoin block existence check
- https://blockstream.info/api/block/960506
Full record
Track page: 13 Préludes op.32: No. 3 in E major: Allegro vivace · Machine-readable JSON-LD