ISRC DEF056233923

Verified recording

DEF056233923 is “24 Preludes, Op. 28: No. 3 in G Major: Vivace” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0x7ef2df3bdff1e0dc0a0ba4d4d90599ae37e6f2e239f113ec1cd87c8ceffdd2b0 and independently timestamped in Bitcoin block 960418 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056233923.

Recording identifiers

ISRC
DEF056233923
Title
24 Preludes, Op. 28: No. 3 in G Major: Vivace
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0x7ef2df3bdff1e0dc0a0ba4d4d90599ae37e6f2e239f113ec1cd87c8ceffdd2b0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15+00:00
Bitcoin block
960418
Canonical record hash
sha256:bf2440d81fb7ac5148813bad6d0ea042e15b59452e7330bdfae59cc01d5b3bcc
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056233923
Bitcoin block existence check
https://blockstream.info/api/block/960418

Full record

Track page: 24 Preludes, Op. 28: No. 3 in G Major: Vivace · Machine-readable JSON-LD