Circuleta

Recording by Toninho Ferragutti.

Recording identifiers

ISRC
BR12P1200037
CopyrightID (CopyrightChains transaction hash)
0x6e3ba0e1eab22bec55c155d9e813baa0ea3ac86b97f83651bc50d3af87027c00
Copyright registration time
2026-07-31T14:24:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15Z
Bitcoin block
960418
Canonical record hash
sha256:d681e38e8be3fa7177ed766e12a39ebbfc189d8279f29f89292c25ad0f0b29e3

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.