悲愴

Recording by 藤間 仁.

Recording identifiers

ISRC
JPI101900253
CopyrightID (CopyrightChains transaction hash)
0x1f652969558571a40806b2b2c82d91a5fea2a3f70fe8738c91cfae814999a71f
Copyright registration time
2026-07-06T22:09:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:7b9fae65ceffc98812970160c161885dc4510e76126a4ce59fb81cd5a5b95d91

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.