Tusa (En Vivo)

Recording by Grupo Firme.

Recording identifiers

ISRC
QZDQH1908796
CopyrightID (CopyrightChains transaction hash)
0xa6e77432178dfcb70f0e974a019f23cb86d248b33b86e310c6bba66d20c8a549
Copyright registration time
2026-06-08T19:04:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:2004d6d5a7db7ab2377f31a30d6078bedd02442eadc0916fcb57196e3e99141e

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.