24 Preludes, Op. 100: Prelude No. 8

Recording by Mieczysław Weinberg.

Recording identifiers

ISRC
USX761883112
CopyrightID (CopyrightChains transaction hash)
0x604f99da21032ecdef2c833dc6e04dff162d4b49c53c2e661263c721f409f615
Copyright registration time
2026-07-07T14:57:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:745909583feedda43c01e6df911d8c52ef15c4f10af17cae4b12abee924dc243

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.