Canto a la Vueltabajera

Recording by Guillermo Portabales.

Recording identifiers

ISRC
QMYW20600334
CopyrightID (CopyrightChains transaction hash)
0x500a0b28fa305d7756a38865c1dc639fd262718ff0258b604170a21d847c730c
Copyright registration time
2026-07-31T09:31:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:50:11Z
Bitcoin block
960381
Canonical record hash
sha256:ed2ff6908e62e9dc5e99f8daf869178ba8477a2a8eafca5af977698352da2812

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.