ISRC DEA550311908

Verified recording

DEA550311908 is “Waltz No. 3 in A Minor, Op. 34, No. 2, “Grande Valse Brilliante”” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xe53fec958efd3e46dd7cd23bd3d31f0a85c1494512fa1d57b296c7d54566db2f 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/DEA550311908.

Recording identifiers

ISRC
DEA550311908
Title
Waltz No. 3 in A Minor, Op. 34, No. 2, “Grande Valse Brilliante”
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xe53fec958efd3e46dd7cd23bd3d31f0a85c1494512fa1d57b296c7d54566db2f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:45842b761c2a0645fa3e2b35c9068595c13cf3f83e1a44d84fc8f419c05a61be
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA550311908
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Waltz No. 3 in A Minor, Op. 34, No. 2, “Grande Valse Brilliante” · Machine-readable JSON-LD