2x1

Recording by Jere Klein.

Recording identifiers

ISRC
QM4TX2506142
CopyrightID (CopyrightChains transaction hash)
0xecedda3a6f74a26e35b08e2e17209c1f059c5a23c9da71597979eb18aa3fdf83
Copyright registration time
2026-06-04T12:27:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1daaa4c6d23a31953fb7254e42a61b23bca177fed7f800d0fee02f742e07b774

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.