Jephtha, Acte 2, Scène 4, HWV 70: Choeur "How Dark, O Lord, Are Thy Decree"

Recording identifiers

ISRC

FRZ170503090

CopyrightID (CopyrightChains transaction hash)

0x77df9b70e5bad87777d64fb6770a8e0e2c40771a01b036e1c2fb0d1c44e6a976

Copyright registration time

2026-07-31T19:45:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T19:53:13Z

Bitcoin block

960455

Canonical record hash

sha256:285bf4c0e3561a94598e151e9c8d3cb022683cc78b8a527e31367a2a55c54c0c

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.