Usted

Recording by Tuco Cárdenas.

Recording identifiers

ISRC
USL4Q2474583
CopyrightID (CopyrightChains transaction hash)
0x8c4bb4f6d021f629374a2a6c4a9941b9a03ec343d65df07e8853da53b8b1dd4c
Copyright registration time
2026-07-06T19:24:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2b180770c82036f51a62b1474125be258edb9c6285961931020c54094c2080a0

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.