A Tulha

Recording by Nando Reis.

Recording identifiers

ISRC
BR7OQ2400002
CopyrightID (CopyrightChains transaction hash)
0x493283a59f048e39eec82d1a8de831cc83c345f8f39c65c1063ffefa479620ea
Copyright registration time
2026-06-19T09:22:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d0bef1423fb19d0011cdbc792c5c5f89f773257ccf6804fb9a7682b10a89080e

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.