12 Contredanses, WoO 14: No. 1 in C Major

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
DEF056000171
CopyrightID (CopyrightChains transaction hash)
0x8af1020ceb08e813ac5064527d6468ca5598872e2fbffe8fc2f038cb715bc3db

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:20:38Z
Bitcoin block
960163
Canonical record hash
sha256:0388267666b35796a176a2e5c83fdddbb980f42b35dea934a9137d014f936e19

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.