Variations 1-4 - From "Song & Dance"

Recording by Andrew Lloyd Webber.

Recording identifiers

ISRC
GBALG8200001
CopyrightID (CopyrightChains transaction hash)
0x5cb78774a662e285e4d8be32b2ebf9176c73ec73308cd1c0ff277ddb02b7ff20
Copyright registration time
2026-06-24T22:10:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:295807c3f110d968991c6e781c231ddd1d4cdf633f09a4fbf0ff4f9ee661fcf7

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.