Guanajo Relleno

Recording by Septeto Nacional.

Recording identifiers

ISRC
QZNW72403700
CopyrightID (CopyrightChains transaction hash)
0xef92b6956a8a450be3ffb9913513731d1a09dc1ddac4898cf1c17615a23fcf8b
Copyright registration time
2026-07-07T18:14:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:db900b702106dae8b0cf63a7484c771135b9a5474604c752a773aa397c1c922f

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.