寝LLna聴9

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301302920
CopyrightID (CopyrightChains transaction hash)
0x0236a287849e210d4caf323952a285a262f6053d39d063de30b2cfca7b9dd716
Copyright registration time
2026-06-20T03:54:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T22:49:44Z
Bitcoin block
957067
Canonical record hash
sha256:252ef10d6e92bd7d2d1125d3538ef70c7820e459890db2cbd5492ced6711833e

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.