ISRC SEWDL0774607
Verified recording
SEWDL0774607 is “Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb4a9ac53aaea035505edd11cacbcf3fe3148ed209fbb934d6ed280722fe68c29 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0774607.
Recording identifiers
- ISRC
- SEWDL0774607
- Title
- Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb4a9ac53aaea035505edd11cacbcf3fe3148ed209fbb934d6ed280722fe68c29
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:608fa7d778efe577d2313fd70bb5421636c1b654e3f80945fb497e1d50f5c3a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0774607
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso · Machine-readable JSON-LD