Swan Lake, Op.20 Act II : Scene

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
JPS602000216
CopyrightID (CopyrightChains transaction hash)
0x87fa9ce08e056621a5ee8a76edf24b65c8694bec9a2d79f475cc10a181c65c15
Copyright registration time
2026-07-07T10:41:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7318332629ce148b5e8a07ccd4d8ec6d414e0cca3be99b2b1b4db420addf5820

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.