Nigun Shabbos & Yom Tov

Recording by Moshe Laufer.

Recording identifiers

ISRC
CH6542408953
CopyrightID (CopyrightChains transaction hash)
0xad8465352461fd7266fba80f41839bcafab0c13da9d9ab0318eb2a35720eaa57
Copyright registration time
2026-06-28T00:49:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:0da70d304a3909d2c6cb7ede03fd377e0729a116e1bdfbdb654455d84718630d

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.