ISRC FRZ208610201

Verified recording

FRZ208610201 is “Prokofiev: Symphony No. 1 in D Major, Op. 25 "Classical": I. Allegro” by Sergei Prokofiev, registered on the CopyrightChains blockchain with CopyrightID 0xefa87f9ad5d19623be313e419835fb994def59d09028624b20b3052f000d322c and independently timestamped in Bitcoin block 957145 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208610201.

Recording identifiers

ISRC
FRZ208610201
Title
Prokofiev: Symphony No. 1 in D Major, Op. 25 "Classical": I. Allegro
Artist
Sergei Prokofiev
CopyrightID (CopyrightChains transaction hash)
0xefa87f9ad5d19623be313e419835fb994def59d09028624b20b3052f000d322c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20+00:00
Bitcoin block
957145
Canonical record hash
sha256:1f202e4a5ead1b4dfe533d465a0df8f10ce5bc9f101439b726d39b4dede74ba3
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208610201
Bitcoin block existence check
https://blockstream.info/api/block/957145

Full record

Track page: Prokofiev: Symphony No. 1 in D Major, Op. 25 "Classical": I. Allegro · Machine-readable JSON-LD