Ongaku

Recording by Sunny Day Service.

Recording identifiers

ISRC
JPI591801055
CopyrightID (CopyrightChains transaction hash)
0xbb9d3d66bc678b3541309f6d4e7ed92d244a2ed77f9f09582b1e8311aec5e9a6
Copyright registration time
2026-07-07T08:50:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9802fcf0cf35a0ea51e967065ba1ca5ebb5c98d069df3f158d039a40c6309884

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.