NEXTのテーマ - Instrumental / Live

Recording by Off Course.

Recording identifiers

ISRC
JPPO02201508
CopyrightID (CopyrightChains transaction hash)
0x4b50c36e4c79a7e7553f2fff9237a3a4106eb72a4731ca6df34aa08202c681cc
Copyright registration time
2026-07-06T20:16:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b7a5f276e068854b81391dcbf2685d33ab17274aee9ace84f49ea4c57b59a596

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.