Sonata No. 6, Op. 82: I. Allegro moderato

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
GBLWD9806604
CopyrightID (CopyrightChains transaction hash)
0x64457921cab4b53f5f0db4e016a7cb46de04eb69d949e453606ba3e3a8c34229
Copyright registration time
2026-07-06T20:57:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:749bc7e6db72af928fc75ebd99da72200239c4cfff099e0006243596833df160

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.