ISRC DEN962101900
Verified recording
DEN962101900 is “Waltzes, Op. 34: No. 2 in A Minor "Valse Brillante" (Version for Harp)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc4b1a4a96e5fe652c7d8807c53af2c1814be51416349542481b3c46b50ccd4a1 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/DEN962101900.
Recording identifiers
- ISRC
- DEN962101900
- Title
- Waltzes, Op. 34: No. 2 in A Minor "Valse Brillante" (Version for Harp)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc4b1a4a96e5fe652c7d8807c53af2c1814be51416349542481b3c46b50ccd4a1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:09983338fab97099445923eafc66b1ccaef0914b00729c306f666f2f95cef6ea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962101900
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Waltzes, Op. 34: No. 2 in A Minor "Valse Brillante" (Version for Harp) · Machine-readable JSON-LD