October, Symphonic Poem Op. 131

Recording by Dmitri Shostakovich.

Recording identifiers

ISRC
FR50X2412112
CopyrightID (CopyrightChains transaction hash)
0x0fdceaaf9b974ae8bba41b3195f9c747dcffdd559d198095a63e31eec6a81caa
Copyright registration time
2026-07-07T03:12:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:685f49bfd0b462c336e3256c3feced7ea52e21f42598c9bcd23370496859e218

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.