Concrete

Recording by Cory Wong.

Recording identifiers

ISRC
QZHN42230225
CopyrightID (CopyrightChains transaction hash)
0x2d4f322c8bdddcebee26da95c519022007010bbb41e03d3c841a2f80209b141b
Copyright registration time
2026-06-09T16:04:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0a7f2b64633d59cfb728bec9d10e2946590076dee0e3628455638dd71edec849

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.