El Amigo

Recording by Calibre 50.

Recording identifiers

ISRC
USUM71312537
CopyrightID (CopyrightChains transaction hash)
0x4d6f61389a7cddc6383e85b497cfe1d69580579022279ed8eaafa9d2ab80674d
Copyright registration time
2026-06-04T13:43:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a8fcdc681b343efbeddf25ce5f8d95dbf204d0107d02d201b0b3edec4a6e0ca7

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.