ISRC DEF059004361

Verified recording

DEF059004361 is “Mazurka No. 10 in B-Flat Major, Op. 17 No. 1. Vivo e risoluto” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0x9546eaa8c8fecba5346d7324683da62bd7453f982b3a2e0a790cca011fa922c5 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/DEF059004361.

Recording identifiers

ISRC
DEF059004361
Title
Mazurka No. 10 in B-Flat Major, Op. 17 No. 1. Vivo e risoluto
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0x9546eaa8c8fecba5346d7324683da62bd7453f982b3a2e0a790cca011fa922c5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:e342c2873bb05be74ca0d9857f704ae0fdd81e26d4630109d5be49f23e19414a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004361
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Mazurka No. 10 in B-Flat Major, Op. 17 No. 1. Vivo e risoluto · Machine-readable JSON-LD