OUTRO

Recording by Polska Wersja.

Recording identifiers

ISRC
PLC062250537
CopyrightID (CopyrightChains transaction hash)
0xc7b4cf3638f3ac682186a4cfd8287b20214a1f4ab0f12e731fc50ff9070c213e
Copyright registration time
2026-06-11T03:13:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1a807f5a11a709e076da41448253878b946578a6c863c63d2641d27df494673e

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.