Habemos de Ir a Viena - Ao Vivo

Recording by Katia Guerreiro.

Recording identifiers

ISRC
PTKG11200064
CopyrightID (CopyrightChains transaction hash)
0xf735b5c26f8d3ca6ff5e1669d4c11a10f69a8d112f7186b9be632fe4cdb88caf
Copyright registration time
2026-07-31T10:16:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:77e101c928e6ac4095520c97edfae90d0133afca803ae5895c69c178b947e33b

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.