Buen Perdedor - En vivo

Recording by Doble Cara.

Recording identifiers

ISRC
QZDQH2421437
CopyrightID (CopyrightChains transaction hash)
0x62661689bf8e9c767906ca4916a156a61dc6a69dcfefc1738dd17028d704c690
Copyright registration time
2026-07-07T22:19:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c77fd3b8327902669348b0df32869fb974473be512131fa683c6366230435eac

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.