合鍵とアイロニー

Recording by yutori.

Recording identifiers

ISRC
JPU902403329
CopyrightID (CopyrightChains transaction hash)
0xd31c9a7ffb05fcaf5230dcc493126a0facfdfb3ec3cf31d2cefe73b793271e67
Copyright registration time
2026-06-06T21:22:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:9f140fe3054b9dab9c74751c54a5f14aa784d21825cc481abd89c032473cf9af

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.