Lieutenant Kije Suite, Op. 60: II. Romance

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
HKI199286102
CopyrightID (CopyrightChains transaction hash)
0xca7725a3366d85502161cba2210e6abe937b5ca2b82f5313f23f34e1c456882e
Copyright registration time
2026-07-07T11:36:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c6f7f1dbf8cec9e565facaf7a5bb1a3e1c6607e460d9664999ee9444108fb31d

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.