Sem Ferrolho & Sem Tramela

Recording by Flávio José.

Recording identifiers

ISRC
BRLGG9700001
CopyrightID (CopyrightChains transaction hash)
0xce7747dffa744c98c79e93ef2a0741de8953d80da26b7e704558f8af9434fc94
Copyright registration time
2026-06-07T20:57:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:cafb9229d59fc1c58f98fb8caf2db5dbe7d7d7d7af58837f0adf5a250d9efcb8

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.