Mass in C, K.257 "Credo": 6. Agnus Dei

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBF078711616
CopyrightID (CopyrightChains transaction hash)
0x5c14abbe1572e0aca86bde2ebf9eb92d493e64da6cd7f1aada611f56de980767
Copyright registration time
2026-07-07T16:04:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6be04c9f581141846de0cf984f1ae487838b6d12fdd2baa5f166d7ceb0761424

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.