Polar Balkan

Recording by Markku Lepistö.

Recording identifiers

ISRC
BEW631107806
CopyrightID (CopyrightChains transaction hash)
0x62dcb193e48ebe3d6c052352c832aa3c12142095d6dadb4540e354bd94decc57
Copyright registration time
2026-08-01T00:53:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T01:44:32Z
Bitcoin block
960494
Canonical record hash
sha256:18001fb681eef1ce30ba3cceace052c41e8efb9d723bab6465715a0b76549895

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.