Errday

Recording by Tohji.

Recording identifiers

ISRC
TCJPO2122797
CopyrightID (CopyrightChains transaction hash)
0xf00059231b95eb30d71200f52f983b3b92f13641a1eb83206a1bb51d16adc9c7
Copyright registration time
2026-06-27T09:34:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a0969241851eff10fc4980eb6cfc8b30a7e589072932cd5314a6e21859704d0f

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.