JAR

Recording by Kamil Hoffmann.

Recording identifiers

ISRC
CZUM72500045
CopyrightID (CopyrightChains transaction hash)
0xfad0aaff36a49a46a389d802be2763f45b4616419e9bd461a5929601e1016edc
Copyright registration time
2026-06-27T19:19:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:0aadca39b1e688c5ad03b318584ca4e1e0525a6e4826252d106a965e700c0087

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.