48 Esquisses, Op. 63, Book 3: No. 27, Rigaudon

Recording by Charles-Valentin Alkan.

Recording identifiers

ISRC
GBAJY0337727
CopyrightID (CopyrightChains transaction hash)
0x02701683f3fbb2b80b790b8400da8c0512a5d5a8819a474cbae7ccac134ea60f
Copyright registration time
2026-07-07T23:38:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:42072891b3eee56819f2f538d8bc2f5dc1dff4316e15ef402f73787b9a4b3dc7

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.