Symphony No. 21, Op. 152 „Kaddish“: IV. Presto

Recording by Mieczysław Weinberg.

Recording identifiers

ISRC
DEN961900644
CopyrightID (CopyrightChains transaction hash)
0xc3d218193f11b95fb23a4b20dcc0b1ea092c2f82ce257e38f591f12ccb22cb9b
Copyright registration time
2026-07-07T14:54:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:52b72c3bbd42c5ba2cc7152464b662795775ed2b0d36ee9e42e293c8f309a7d7

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.