Lieutenant Kijé Suite, Op. 60: II. Romance

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
DEF057700243
CopyrightID (CopyrightChains transaction hash)
0xa9a907a00750eb5c18237d1938f35b72b0df47a4a8d05290f7250709e7a7dedb
Copyright registration time
2026-07-07T02:58:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6e04f8cbfefc14ac89781070e98dd15960bb330e35911a54adfe81bfa436f2b0

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.