Bipolar

Recording by Piet Junior.

Recording identifiers

ISRC
QZHN31907310
CopyrightID (CopyrightChains transaction hash)
0x8a2fe216eceb34fe6499665d5291c621f81b963402d7c8ae198f68566baa0656
Copyright registration time
2026-06-23T15:32:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c69337799c5d76db0f7a4e0ac7bce66bde548f06e7723325eefef956e0f6bbea

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.