Dzielę z tobą dzień na dwoje

Recording by Zbigniew Wodecki.

Recording identifiers

ISRC
PLA391490412
CopyrightID (CopyrightChains transaction hash)
0xd616548b9e65a5711b978f1b2095ce6ad33383df433d34d42f11cc6d03158592
Copyright registration time
2026-07-07T14:29:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:0972fbbc441a1c2e16a5c98a47e18515fb08b31defcab96a5c69d3f6d5a954e8

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.