Chamber Symphony No. 1, Op. 145: I. Allegro - Live

Recording by Mieczysław Weinberg.

Recording identifiers

ISRC
DEB331553808
CopyrightID (CopyrightChains transaction hash)
0x58a75c8ff294364019a87b516cfbbeee4135a7510b0ecb8d233a7123b9d3837c
Copyright registration time
2026-07-07T11:56:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e42be71b1e521c75860b589ad7df39e6e0798e67305641c0c7ad4e3005705fb6

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.