Guanajo Relleno

Recording by Guillermo Portabales.

Recording identifiers

ISRC
QMYW20600339
CopyrightID (CopyrightChains transaction hash)
0x6d2b955b866998396a3d1adf4a531408a7a3015536968a92b4d5bf6677f552e4
Copyright registration time
2026-07-30T05:57:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:b366fe437a512d959d268225bdfabd708059a4900446ed762dd06179a14350f7

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.