12 Contredanses, WoO 14: No. 1

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
DEUM70705257
CopyrightID (CopyrightChains transaction hash)
0x6abab30d4dcda1aedd2f7021e9a2860ab1b5b5e0aa77af209c50b2df8e96cfff

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:8e8746234b1f72e4bc9146cdb3f2ea4782a79c8c09ebe4a84c95d1feff477ae3

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.