Lockdown

Recording by Marco Tulio.

Recording identifiers

ISRC
USHM22041917
CopyrightID (CopyrightChains transaction hash)
0xcc0a05320c7b1dcc32476a87632fe18992aa49b5c68e867d9f50df65a93ac6cb
Copyright registration time
2026-07-30T21:36:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:d03bb04d484ca61dd2b2e002d718cc13e21d8e8e36f970cc7e8f8a5cdafb4de0

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.