Cantor de Fronteira

Recording by Miguel Marques.

Recording identifiers

ISRC
BRUSA1700667
CopyrightID (CopyrightChains transaction hash)
0x397001cd8cc00022bebeb0ae26fa656adca51b3e85f7aff425589cfdcb011c7e
Copyright registration time
2026-06-27T05:57:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:44bde2be4d52102999cb806973fa086666caf925e6270168e001b06f3f7f1bf6

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.