ISRC DEN960800951
Verified recording
DEN960800951 is “Waltz No. 2 in A-Flat Major, Op. 34 No. 1 "Valse brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3c785a2f95d0def5048ad465e79cd09425a15b5de79f3f140b7aea112742cbef 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/DEN960800951.
Recording identifiers
- ISRC
- DEN960800951
- Title
- Waltz No. 2 in A-Flat Major, Op. 34 No. 1 "Valse brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3c785a2f95d0def5048ad465e79cd09425a15b5de79f3f140b7aea112742cbef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:cd052b8dce9544d21346f128173167c40cfe07f9bf3059e266d315d13b2bfbd2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960800951
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Waltz No. 2 in A-Flat Major, Op. 34 No. 1 "Valse brillante" · Machine-readable JSON-LD