SAYONARAHAIWANAIDESA - Cover

Recording by Kotoha.

Recording identifiers

ISRC
TCJPZ2435669
CopyrightID (CopyrightChains transaction hash)
0xa382b7337c01dc0b3c32c4b305c4991b84f3e75638003804b723929d0d6aef48
Copyright registration time
2026-06-07T15:50:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:477bd2c716cc8a70c706387dad38031d015a891a49d3492af8831b55034ca40b

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.