Sólo Contigo

Recording by La Sonora Matancera.

Recording identifiers

ISRC
USDBB0951592
CopyrightID (CopyrightChains transaction hash)
0xdf20e23d3ce54873ddabd7352e52dc872fc32d779d8cda1ddec0e5c555a9e06b
Copyright registration time
2026-07-29T14:31:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T15:22:21Z
Bitcoin block
960121
Canonical record hash
sha256:cef9c2831d03c3e68427a2b30a75701f255284ef7e9985eecab780b350396db9

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.