101分の1の本音

Recording by Half time Old.

Recording identifiers

ISRC
JPZ921906890
CopyrightID (CopyrightChains transaction hash)
0xc2847a9eea1a2241809b255459e29786352eed22bb8262d6907f115e3e9351f4
Copyright registration time
2026-07-22T08:41:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T10:01:58Z
Bitcoin block
959118
Canonical record hash
sha256:4faac523dd6c4058c6b4c3385b9dadff9554a8f88be5e5ba5e1107ecbd5b2f2c

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.