ISRC DEF058703011

Verified recording

DEF058703011 is “Ecossaise No. 1 in D Major, Op. 72 No. 3: Vivace” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0x0a2ee3304bff1f8689397fb2a90ea6da83ba2f9d93f66bc7b9b71ec0b178a705 and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703011.

Recording identifiers

ISRC
DEF058703011
Title
Ecossaise No. 1 in D Major, Op. 72 No. 3: Vivace
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0x0a2ee3304bff1f8689397fb2a90ea6da83ba2f9d93f66bc7b9b71ec0b178a705

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:904376a2e4f8295b35837d65884f9908bfd4fe0d99390a4f2af7bc2df1785243
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703011
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: Ecossaise No. 1 in D Major, Op. 72 No. 3: Vivace · Machine-readable JSON-LD