すがすがしい朝

Recording by Yasuharu Takanashi.

Recording identifiers

ISRC
JPD600904220
CopyrightID (CopyrightChains transaction hash)
0x8283f14d4db10ac8ea2c9bfd451d3fa71286047b631f90bb1e207b68b42dfaf3
Copyright registration time
2026-07-07T06:30:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:1939d3fa05869a91bbaaf285491052e9cc9c3a70887e1a833a441330d732596e

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.