Quamobrem?

Recording by 梶浦 由記.

Recording identifiers

ISRC
JPE301102562
CopyrightID (CopyrightChains transaction hash)
0x586243b7e2ef1caeab2440d144280a82b9e25756afdb873d0ec616e51e5bf628
Copyright registration time
2026-06-08T10:02:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:aeef57f07cbeeaa2c332007dfa7b8c541c56f1188a1796eb28857f8e0f68822e

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.