Pictures at an Exhibition: Promenade II

Recording by Modest Mussorgsky.

Recording identifiers

ISRC
GBGCS1900030
CopyrightID (CopyrightChains transaction hash)
0x19d32f3989311e8125e2d49351fa33a67a5ef7622a8b707b2ba5aa3c47a69e15
Copyright registration time
2026-07-07T19:07:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9cf87ecb983591624e7fd76072105004c667aed4353a79e94a593929f4e8a325

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.