Symphony No. 7, Op. 81: I. Adagio sostenuto

Recording by Mieczysław Weinberg.

Recording identifiers

ISRC
DEN962200531
CopyrightID (CopyrightChains transaction hash)
0xc518fa7f2c207a35dbe6c9d11eaf7e4b9fd35abcfa0ddb8649f1b45cd4077302
Copyright registration time
2026-07-06T09:46:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:08Z
Bitcoin block
957064
Canonical record hash
sha256:365fd291a838ee5414b2a97497513563f02e0fc88acb91b9962019c144dcb02b

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.