ISRC DEN960802361
Verified recording
DEN960802361 is “Piano Sonata No. 2 in B Flat Minor, Op. 35: I. Grave - Doppio movimento” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7c542ea3d82e68fce3da4cd1c85c3d4cae83ec9c2c2ca7b506edccece617ff49 and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802361.
Recording identifiers
- ISRC
- DEN960802361
- Title
- Piano Sonata No. 2 in B Flat Minor, Op. 35: I. Grave - Doppio movimento
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7c542ea3d82e68fce3da4cd1c85c3d4cae83ec9c2c2ca7b506edccece617ff49
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:c5d6b5912fe65fbe74dd797554194d504e9e0b4f2b93c3780e3f0f79b3cf21a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960802361
- Bitcoin block existence check
- https://blockstream.info/api/block/957064
Full record
Track page: Piano Sonata No. 2 in B Flat Minor, Op. 35: I. Grave - Doppio movimento · Machine-readable JSON-LD