Tm Deadwork

Recording by サンドイッチで120分?.

Recording identifiers

ISRC
USHM21191210
CopyrightID (CopyrightChains transaction hash)
0x430c3f22ed9fdc37b5277a09aced240c4eaa3695d911cc62978c6083aece2039
Copyright registration time
2026-07-07T01:38:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:de764631d8ec14305c3566ee19e58bd92ac5b218d20a062455b2ff83be169e02

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.