Marca-passo

Recording by Mayana Neiva.

Recording identifiers

ISRC
BKTT72200010
CopyrightID (CopyrightChains transaction hash)
0x62bfa5a25d3479a7665d4ed9ab241c32c6ff41b1031851b1a71c91a430fe6fb6
Copyright registration time
2026-07-07T16:59:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:46152914dd5b0bfcfd73fa0090fcfc23886d39adc273a4d3d04d2ad071e2742a

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.