St. Matthew Passion, BWV 244 / Pt. 2: No. 38a, Evangelist, Ancilla, Petrus: "Petrus aber sass draussen im Palast"

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEF055830353
Release date of the album this recording appears on
1959-01-01
CopyrightID (CopyrightChains transaction hash)
0xf8d79e8dc4bfc22e6ac568da1e483157012e72aa921ac0d0857a41d932e82d25
Copyright registration time
2026-07-07T09:32:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:423b4fe118f223cd225bd8ca65dd1aa6c9f13542ae554332645f20d6f779c8d7

What this proof establishes

This recording was released in 1959, 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.