Choral: Wie soll ich dich empfangen?

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
CH4212000123
CopyrightID (CopyrightChains transaction hash)
0xb90292ddfbb05bd76135f416dbda1f87e3d8a8cd38d5707b431e8148402aa2cc
Copyright registration time
2026-07-29T13:27:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:38:16Z
Bitcoin block
960113
Canonical record hash
sha256:f3c0b4ed4c2567f70822a1a9e020640fb2070dbb36a024b8326ec5e277ebe35d

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.