Five Bagatelles No. 3: Alla Cubana

Recording by William Walton.

Recording identifiers

ISRC
GBSMU6111063
CopyrightID (CopyrightChains transaction hash)
0x56d21bc766dfe7a45b03db3c8b9d1cc974220d8844d16b2a619de711d31d4c56
Copyright registration time
2026-06-07T07:59:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:f092c14db0d228b628d75689dff76666cf0de46133545114b578b947273857d8

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.