Mass in C Major, Hob.XXII:9 "Paukenmesse": I. Kyrie: Kyrie eleison. Largo - Allegro moderato

Recording identifiers

ISRC

USSM17300566

Release date of the album this recording appears on

1969

CopyrightID (CopyrightChains transaction hash)

0xe535f515a06e088d48714b02c3d2bbb4f6f6b063f2208135f60ef740df1de7ea

Copyright registration time

2026-07-30T14:28:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T14:44:50Z

Bitcoin block

960266

Canonical record hash

sha256:54f498b80d8b892473a60a1a7735f586a027a966f690737b7ee397a5c8150202

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC USSM17300566

What this proof establishes

This recording was released in 1969, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.