Missa solemnis, Op. 123: I. Kyrie

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
DEB111901501
CopyrightID (CopyrightChains transaction hash)
0x9ecb78211568c1e85b698cd1a4ef7ae3c4e4aa32cd0d8ed51340bb840bf7c9bb
Copyright registration time
2026-07-07T19:32:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ae1934de7de1c1455ee53bcf280ad938cd5a59a8515b4bfcf2b61f6867c06436

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.