If Six Was Nine

Recording by Cássia Eller.

Recording identifiers

ISRC
BRUM70600679
CopyrightID (CopyrightChains transaction hash)
0x94ddd191d877e67b7b73c808295bd1edb67c600097cb7887ca5eb077d320ebc3
Copyright registration time
2026-07-29T20:55:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:e763abfca3e31eb23ef53fb27210cae28ab00c7f384fd203ca46e6310270e3a3

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.