Nuestro juramento

Recording by Orquesta Romanticos de La Habana.

Recording identifiers

ISRC
USRMK1000801
CopyrightID (CopyrightChains transaction hash)
0x2066577c095f8605210406db4ff03e7af3454239bc7832ca86ca125dfa5e17bf
Copyright registration time
2026-07-06T05:47:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:af40fc094cb37fb769405dc9c7eb450bfb628d50b7324c14481c43a0ca242a07

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.