B’tzet Yisrael Mimitzraim

Recording by Mendy Portnoy.

Recording identifiers

ISRC
QZK6N2411540
CopyrightID (CopyrightChains transaction hash)
0x1d62baa89baa72bbf9b030a2589255f12a20a7954b894f64911650362e67f0eb
Copyright registration time
2026-07-07T21:20:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:009b02fb5ce95bd32982786e8adc621374a929e7aa3c8e29cabbe6ced44c1972

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.