Guanajo Relleno

Recording by Septeto Nacional de Ignacio Piñeiro.

Recording identifiers

ISRC
US78T0502762
CopyrightID (CopyrightChains transaction hash)
0x34aad34f7accba2ecf9a55f316ea3ce753e9f9e2969b0b6f0674c7d53cdb97f4
Copyright registration time
2026-06-21T04:35:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cf56815da3fd493991479e8456b84bacfb8958b14260333b766e9729b108c008

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.