Escuela Del Virus Antrax

Recording by Calibre 50.

Recording identifiers

ISRC
USUM71100659
CopyrightID (CopyrightChains transaction hash)
0x450d51bfdc7cd72a71392faa3a24357972c4bf579bcc3cbc1595b83c051438b4
Copyright registration time
2026-06-01T06:49:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:18:56Z
Bitcoin block
957048
Canonical record hash
sha256:7e4af783fd14989e1b5ec0378caa20b24ce46c65164f546a4c9943fe274ff215

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.