Breu da Dor

Recording by Marsa.

Recording identifiers

ISRC
BR5YG1500017
CopyrightID (CopyrightChains transaction hash)
0x952f526fa2f65880ccfc4b73b5b0453ca3309afc72860f7da2060e432ea6da1a
Copyright registration time
2026-07-30T18:25:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:46:00Z
Bitcoin block
960294
Canonical record hash
sha256:aa961c70325cb11d2043398e9e852bf97e603146ccf5ce84ed977c70f138f36f

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.