A Estrada

Recording by Cidade Negra.

Recording identifiers

ISRC
BRSME9800416
CopyrightID (CopyrightChains transaction hash)
0x92162d271e23d77d117d37e88cf410a939ca6d4baf306a50d218d3ea4ce13338
Copyright registration time
2026-06-01T16:23:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8a8df617e5d92a07020ad8f4618422ef3c82e3fc62ba302ea2f33af66a01cb0c

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.