Summer Again

Recording by Ayumi Hamasaki.

Recording identifiers

ISRC
JPB602202501
CopyrightID (CopyrightChains transaction hash)
0x6b82f3b5ee449c10460b287cb040af143d0950b88046cc6833b80211039841d1
Copyright registration time
2026-06-11T02:50:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9c5bef24217cbfc7309ecd614aa7caaec8d6bdde39d3c7a18409af3420488abb

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.