Circular

Recording by Nego Alvaro.

Recording identifiers

ISRC
BRA301600011
CopyrightID (CopyrightChains transaction hash)
0x5b089fc5d38c5bdf861d2919221dfc5c32c61d3256f238ff53701812a3a626f7
Copyright registration time
2026-07-31T19:50:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:c09d3bc9884145f46ec14a5dff2a0b681acc2d0d64dbeb40253893964eb995c9

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.