Raymonda, Act II: Variation 4

Recording by Alexander Glazunov.

Recording identifiers

ISRC
GBLGL1249966
CopyrightID (CopyrightChains transaction hash)
0x5bd0704509b625bcd08b5104f151c421ca49e0f76d04f8c0d9625c98b18584cf
Copyright registration time
2026-06-21T05:12:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:c31a520b675bb03da71bfe365ebbf79be755cec638ae8d152c014b0eed466bfa

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.