Christ lag in Todesbanden (Chorus)

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEA559800061
CopyrightID (CopyrightChains transaction hash)
0xac05b7fc24e9450c471e4d0401f0d2bbc8983c6fd9561ef75841455d8f2b0d02
Copyright registration time
2026-07-07T00:05:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:574f3c66949c3a88c02d88c6976b300c2e7dd318cd17202d7ee767d37f40a665

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.