決意のコンチェルト

Recording by MAYUKO.

Recording identifiers

ISRC
JPE302200157
CopyrightID (CopyrightChains transaction hash)
0x72f6d781414d91d6f52b595ef6ee2176b307cd9e0410cad6a49f3cb760dcbe19
Copyright registration time
2026-06-26T06:08:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:b6df4a5862de432f305e36ac148e2d458a22493ab86f6805a1d86a2b8b60e1e6

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.