יום שישי חזר

Recording by Matti Caspi.

Recording identifiers

ISRC
IL1010002780
CopyrightID (CopyrightChains transaction hash)
0x0c33cb176bdc59b37d3b191460685c8aec9ae9dfbf5e1492842cff07925513b3
Copyright registration time
2026-06-08T12:44:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T11:02:43Z
Bitcoin block
957026
Canonical record hash
sha256:e91096fb2a84e05c14f203f146a1734a2598db9a573f526d1d62bbf48bc1b8cd

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.