昔とは違う

Recording by Takashi Ohmama.

Recording identifiers

ISRC
JPL801821014
CopyrightID (CopyrightChains transaction hash)
0x5660bd19b71c578e58b54fbc2da0033c0cd22624275b5912243b57e096af11dc
Copyright registration time
2026-07-07T09:04:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:fd596612ca3080a3dd62597e762e109837c18a7d53bdd301697b6f823975e708

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.