Swan Lake, Op. 20a: IV. Scène

Recording by Radio Bratislava Symphony Orchestra.

Recording identifiers

ISRC
US3L61500509
CopyrightID (CopyrightChains transaction hash)
0x6edf20d83a0be67cb2a8dc185111d570eebd4d0f6bdc6dd1e10a5b128aeacac2
Copyright registration time
2026-06-27T11:32:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9aa38cbc5ca569d6f8b64ee9739ccd4fc9d8fc385bdf59b9cebc9ff923879e83

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.