ISRC DES380023321
Verified recording
DES380023321 is “Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante": Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x654678be40bea80ef316c5fc21fcc50f1df3e130ff0e193dd71a18a3a90d47db and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380023321.
Recording identifiers
- ISRC
- DES380023321
- Title
- Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante": Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x654678be40bea80ef316c5fc21fcc50f1df3e130ff0e193dd71a18a3a90d47db
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:5c81f0fd9201183bb67951c7bc42e7cd2ae56e9f92a0f903594eb7895eb7147c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380023321
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante": Waltz No. 1 in E-Flat Major, Op. 18, "Grande Valse Brillante" · Machine-readable JSON-LD