Postpone

Recording by Shuta Hasunuma.

Recording identifiers

ISRC
JPPO02300001
CopyrightID (CopyrightChains transaction hash)
0x2431863d959118d22c4e0fe3b08e3c4a542f39acf77282d94a8b18520a71004c
Copyright registration time
2026-06-26T20:47:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:428d432636c79c07602bebd2cef5188f403f88c902bed39f8d31bcccb21917cc

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.