Bach, JS: Christ lag in Todes Banden, BWV 4: No. 5, Chor. "Es war ein wunderlicher Krieg"

Recording identifiers

ISRC

DEA807102605

Release date of the album this recording appears on

1971-01-01

CopyrightID (CopyrightChains transaction hash)

0xa7ee91ce74e6d75b3056a69c528d1c718cbf7ce3d0607204e4d8d298c8316642

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T15:20:15Z

Bitcoin block

960418

Canonical record hash

sha256:52ee702f9880559fba931f6d61f0a4b3058cd6fe56e004b2892e7556a4d0165d

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC DEA807102605

What this proof establishes

This recording was released in 1971, 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.