Espérame

Recording by La Sonora Matancera.

Recording identifiers

ISRC
USDBB0951612
CopyrightID (CopyrightChains transaction hash)
0xda0688ea57a7a4c6b1ac8fc6cdcfbb4841eb185734d1b3d97878881da6355982
Copyright registration time
2026-07-31T05:08:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:a24c4c1eb75b63a3dfb1f3ddf8e51a28655e43d43cb114bb4b6d1f9bcd253436

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.