Morceaux de salon, Op. 6: I. Romance

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
NLY332203970
CopyrightID (CopyrightChains transaction hash)
0xce49042ddb7548d9cde4d4250bffe8e420d3c79cd20f302c3e36dfe084698c96
Copyright registration time
2026-07-07T09:36:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:db6af64e519352bd2a89d08d67dbb527b6d7cf381b85e7a27dd6db8fde571418

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.