El P90

Recording by Calibre 50.

Recording identifiers

ISRC
USUM71312544
CopyrightID (CopyrightChains transaction hash)
0x5cdc468e087c0c498011974e780a6936a17b5290f28b05265763d2706603ff9e
Copyright registration time
2026-06-04T16:43:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:9f1301efa89954ef79b1389bd258e37bd0c45b9179297abe9fa6925aab84fc84

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.