Um abraço no Bonfá

Recording by João Gilberto.

Recording identifiers

ISRC
FRZ335842210
CopyrightID (CopyrightChains transaction hash)
0x8b773d74a130716c68ef3ba8e51c66fe3725c018389acd484ecbf4163ce5ee47
Copyright registration time
2026-07-07T01:38:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:abceb6a650827ff1b9c43c19328675aad926e77d76c38cd0908d93bab2845dfd

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.