Mar y Cielo

Recording by Hermanos Martinez Gil.

Recording identifiers

ISRC
MXF019400063
CopyrightID (CopyrightChains transaction hash)
0x6c4526e820b45da1755610f44d7233c457ca31669c2a6d1d72982c56d846790c
Copyright registration time
2026-06-04T14:50:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:40ad3a747c409474a046ce07d70617f9c7b31705f8ee3eb73f11d50a794ef65f

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.