Por siempre Habana mía

Recording by Ricardo Leyva y Sur Caribe.

Recording identifiers

ISRC
CUA011905908
CopyrightID (CopyrightChains transaction hash)
0xba0faa130b8ec64f0311921901132d44b53d8215095a2820ed552408e2d62778
Copyright registration time
2026-07-07T11:26:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:70bbbf834df1ded1b50f97db51fdf12601675b7561f3d1df28fcb5824c681ea1

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.