ISRC KRUM71100161

Verified recording

KRUM71100161 is “Preludes Op. 28 No. 23 In F Major Moderato” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xe59f3a33156dfe79b3cbac98826bc61cc32aa1f6d6f1f58cd71366ac36aadae5 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/KRUM71100161.

Recording identifiers

ISRC
KRUM71100161
Title
Preludes Op. 28 No. 23 In F Major Moderato
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xe59f3a33156dfe79b3cbac98826bc61cc32aa1f6d6f1f58cd71366ac36aadae5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:90f8311e570b125c37ec76e9248ab9dad39f89f9e08ea13b36a711cc42ed0079
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71100161
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Preludes Op. 28 No. 23 In F Major Moderato · Machine-readable JSON-LD