Nie ma już

Recording by Marek Richter.

Recording identifiers

ISRC
PLA800994103
CopyrightID (CopyrightChains transaction hash)
0xe2e346df1e812aaac282f611f2c5e3b0ec9fbc3e46eabb6dbb522c1020bc80e9
Copyright registration time
2026-07-07T21:19:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5d2a90c15c43a434ac2f022b94a99e64bfeef48aa1d91dc45a4e7a41d62da0d5

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.