Sonata No. 2, Op. 14: III. Andante

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
GBLWD9806504
CopyrightID (CopyrightChains transaction hash)
0xdb45291e06e71abd3aa341dce105e857ab286d1d7169089f5a0dcf3aad5bfa45
Copyright registration time
2026-07-29T13:39:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:584555c8047bebfa99c59df5040c684f5a5813ecb9bae49b7d693e7b10e72018

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.