Popsong

Recording by Züri West.

Recording identifiers

ISRC
CH0550400009
CopyrightID (CopyrightChains transaction hash)
0x5ef43c4c0f1024f5ef806caf1143903b687bc077ba3da1907418e0e59ae2f48b
Copyright registration time
2026-06-20T16:48:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:964517e3232f2243e3ef7fdac9b179456c1c17ae6c68fcc0bc2cddf44884df49

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.