12 Contredanses, WoO 14: No. 12 in E-Flat Major

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
DEF056000003
CopyrightID (CopyrightChains transaction hash)
0x54dfad9a4b87b84b4628dd2d15c2d338bbd64f000a9e59dc2e5070d047c1c377
Copyright registration time
2026-06-25T06:56:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T11:02:43Z
Bitcoin block
957026
Canonical record hash
sha256:18f2f38e6b01fd49303ce9272e44a845a55f8282a93e2ffbdd246259bf2164e0

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.