Pictures at an Exhibition: Promenade II

Recording by Modest Mussorgsky.

Recording identifiers

ISRC
USSM11508497
CopyrightID (CopyrightChains transaction hash)
0x337a275dce0309894888e22633666025a148e9d622ba2301f968cac1cbcabfbd
Copyright registration time
2026-06-20T08:04:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:79353548a2e0c550e5b5370bc502e82815877160151e942f353ffc36496e9c5d

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.