Aperetif

Recording by Hazue.

Recording identifiers

ISRC
QZZ7Q2401538
CopyrightID (CopyrightChains transaction hash)
0x3a2bdd6c057fa84e84d7e98b320f6c456aac795440be8f4c71fdc8202cd1e2e3
Copyright registration time
2026-06-05T10:20:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:948490d236d7adce14832139a310ef3f3da576a299c7ee6fe9a8951b913b0cf2

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.