Problema de Expressão

Recording by Sara Tavares.

Recording identifiers

ISRC
PTBM21300017
CopyrightID (CopyrightChains transaction hash)
0x62525b3d7249e378df78b9447a81cbbd60c82e47e8ac41e323c89de24da5630c
Copyright registration time
2026-07-29T14:08:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:f2192c5e1a5ea74862e35663b8f2aefd2a1528907d24c18aaade60c8053a70a7

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.