Teresinha

Recording by Sonia Silvestre.

Recording identifiers

ISRC
QM4TX2055576
CopyrightID (CopyrightChains transaction hash)
0x3c8c239af86d8810470d62c324a0c448a3b703ce1fc0fffe4daeb6827280e691
Copyright registration time
2026-07-08T04:35:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-09T02:31:37Z
Bitcoin block
957249
Canonical record hash
sha256:3e909ec1b5278bd7a7074f15c8aa0b83797f894728d7d9fcda6975d3fe9af9aa

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.