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Recording by Grupo Firme.

Recording identifiers

ISRC
QZDQH1908802
CopyrightID (CopyrightChains transaction hash)
0x1b2e8fa6db26eaf1fdbdd4eb70aa1cbb4cb8109996fa3c59bfd77bda691550a5
Copyright registration time
2026-06-07T12:55:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:62bfb779f44040385ee1c7220e3eff869fa6936a2de6697928382482829688af

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.