sidepiece

Recording by sorrow.

Recording identifiers

ISRC
QZHN72123654
CopyrightID (CopyrightChains transaction hash)
0x63f0b9affcffa71367c1369d0436cd83eab6b47818e8a0c12b4201622e5c894a
Copyright registration time
2026-06-09T20:01:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:3837a234a49a3cc8614d7c759cdddad24a994d7ca61834c7272d90f4061cc896

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.