Ketarim

Recording by John Zorn.

Recording identifiers

ISRC
USA2B1900322
CopyrightID (CopyrightChains transaction hash)
0x8ffc85e826e6e1d2b30b4155206003cbc7f6d3447f37d675b9b2f4fb604b8ef5
Copyright registration time
2026-07-31T19:17:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:995e531707724576729cfe6c44abf7a04e11e125df7f36d3602972169b421ebb

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.