ISRC DEN961600391
Verified recording
DEN961600391 is “3 Valses, Op. 64: No. 1 in D-Flat Major. Molto vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x8d707e4788df101c3c8a9fcf500effdebe49b11a7c5d44f235a52a57ff7ce3db and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600391.
Recording identifiers
- ISRC
- DEN961600391
- Title
- 3 Valses, Op. 64: No. 1 in D-Flat Major. Molto vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x8d707e4788df101c3c8a9fcf500effdebe49b11a7c5d44f235a52a57ff7ce3db
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d052dec7778fff652887b7a027d64ca1e8b924a9688ddbcdc602e52638d511bf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600391
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 3 Valses, Op. 64: No. 1 in D-Flat Major. Molto vivace · Machine-readable JSON-LD