Nie ma jak u mamy

Recording by Wojciech Młynarski.

Recording identifiers

ISRC
PLA246913352
CopyrightID (CopyrightChains transaction hash)
0xb1804bb214083c83223eb873167e4147587b0dc6dfdec3754f1c330240656d89
Copyright registration time
2026-07-04T18:34:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4a8feeec6b0f233e907a8f2d6dea517c0f81282f06d9a804594fea4500e9977e

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.