Bipolar

Recording by La Nueva Fortaleza.

Recording identifiers

ISRC
QZTVM2350880
CopyrightID (CopyrightChains transaction hash)
0xe7c618e740a93c496ad0bf7a7146c007dbbbee784ae39ce287988f67386a7fd0
Copyright registration time
2026-06-10T00:43:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6027c907937beafb57c0dfbc10847cb5ec4b4b6aaa63a82345e0c7eb0ef956ee

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.