Ballada o dzieciństwie

Recording by Margita Ślizowska.

Recording identifiers

ISRC
PLB170802002
CopyrightID (CopyrightChains transaction hash)
0xfaadf0f4718e268020c6ccd7813ad9bfdb561eb9b686b09b566fc1f2f08482d6
Copyright registration time
2026-07-29T21:49:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:57:12Z
Bitcoin block
960153
Canonical record hash
sha256:2220f13ab0195a8282625475010b1e69a96d2bcfde0c6227871f69fa5d14b737

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.