Julio, nie bądź zła

Recording by Halina Frackowiak.

Recording identifiers

ISRC
PLA247418311
CopyrightID (CopyrightChains transaction hash)
0x3f0dd19e4968a933b01be097260b0091ee05ed6f6f8f1642a5c637d8fd74d928
Copyright registration time
2026-08-01T04:08:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:30:37Z
Bitcoin block
960509
Canonical record hash
sha256:4c08f7395bedb9a0f2a68c01b5b4fedd5c31c1374d8aa6e1b149a88433738305

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.