Fluctuat Nec Mergitur

Recording by Guilherme de Sá.

Recording identifiers

ISRC
BR9462100008
CopyrightID (CopyrightChains transaction hash)
0xe2b2597c717980c0f56c82323a18d1d9acadb1c103d1c90a4b6674731fb0dad3
Copyright registration time
2026-06-18T23:00:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6af1dfeac061caaa504a95031b2a588bed3b128908313465e39f2ca3de7ddbf1

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.