Swan Lake, Op. 20, Act II: No. 10, Scene. Moderato

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
GBAYC0702145
CopyrightID (CopyrightChains transaction hash)
0x8946091854aaf7c2933b7a0f5ab7fd8f5308fc8d3f7d094c8ffde2745728cb87
Copyright registration time
2026-06-01T06:09:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0938a93974e95c9d171f05e202c743f97d6c35adbc0021a852fd5af13b219a71

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.