180°

Recording by Yamazaru.

Recording identifiers

ISRC
JPU901502872
CopyrightID (CopyrightChains transaction hash)
0x65fb38b8aabd4e5762717fad183c17d065c1f483b5e3362eccd268109466cedb
Copyright registration time
2026-06-22T05:36:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:cff78aa84a5b3a7cbcebc4d6c637243616f8105b23b71d21aa100f48cd57a178

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.