いくつもの

Recording by Saho Terao.

Recording identifiers

ISRC
JPV501500092
CopyrightID (CopyrightChains transaction hash)
0x59f49ce14d49cbd405ae9af22ee589cdbb28bd9a80b817815fbba1862779dac3
Copyright registration time
2026-06-10T23:23:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:a59a6b42f54ffebec0a83a73abe43c9e663e56dbf615c7284042fa960cf678d9

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.