Spróbujemy jeszcze raz

Recording by Magda Bereda.

Recording identifiers

ISRC
PL31T2500054
CopyrightID (CopyrightChains transaction hash)
0xe36b23b3a18346d7980d0951ac1022af09592699335eb72ece3a957b1d069db6
Copyright registration time
2026-06-06T06:49:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7b6a90c52d863cde19364cfd211b255c7d87ce12c15fc6ec070f2e069bdb7d7c

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.