Canção Desnecessária

Recording by Guinga.

Recording identifiers

ISRC
BRVLS0300024
CopyrightID (CopyrightChains transaction hash)
0x79e0c0f6996ba30be86974b3c0fc4e4ab55c2752d9cb56182e5d937563754d49
Copyright registration time
2026-07-06T07:39:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T11:43:09Z
Bitcoin block
957032
Canonical record hash
sha256:0459ece0d45ed0f338d0a6316d22f793a774ca1fe23c9fddbf95de270476ffd4

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.