Usted

Recording by María Martha Serra Lima.

Recording identifiers

ISRC
ARF109400186
CopyrightID (CopyrightChains transaction hash)
0xe031bd9f7440fb8c4b3f50df0b34f5c628fa03ff0548f9b261763994ded36708
Copyright registration time
2026-06-07T22:10:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:da09b16fab7e2eb151352852e7df0a075662147f504b8d1a701b2db19e00c055

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.