Symphony No. 4 in C Minor, Op. 43: Ib. Presto

Recording by Dmitri Shostakovich.

Recording identifiers

ISRC
DEF059409072
CopyrightID (CopyrightChains transaction hash)
0x772a0aeb447bed6dbe8fe48073fb4d0a3b29caf1de5967a0437d306d46f0e422
Copyright registration time
2026-07-07T12:45:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bd44123bdbf8b5332d4fa74368df1eaeb8d0dd0bd016703a4b9d92a162caab3e

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.