Cendrillon - Ballet Suite: Obertura

Recording by Fernando Sor.

Recording identifiers

ISRC
ES71A0804908
CopyrightID (CopyrightChains transaction hash)
0x794b1873f30859b5bb657c1e2916ce49cc8fc4a758b48a8a52cfb103de2ed7dc
Copyright registration time
2026-07-07T15:55:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:65ff3879123d1e397435106a18cd1efa974a4cc9ea2bc6b1765035da44ff3909

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.