Postmeridie

Recording by 梶浦 由記.

Recording identifiers

ISRC
JPE301100661
CopyrightID (CopyrightChains transaction hash)
0xd91949205150b30d17ec2bed3d88fd20cfd9014b87fa3ddcfe53017f94131a19
Copyright registration time
2026-06-06T21:43:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:62749c7e6767d0506aec88784a4423591c82e8305d05daab1c6dc5fd86af3442

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.