Niech ta chwila trwa

Recording by Sylwia Przybysz.

Recording identifiers

ISRC
PLC061504657
CopyrightID (CopyrightChains transaction hash)
0x993205ed08783e06c09c6eb331d71216bc86a2c058b6aecc90d1da31aa8f3223
Copyright registration time
2026-08-01T02:50:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:13:03Z
Bitcoin block
960500
Canonical record hash
sha256:ad776d38ea84911b6b1416c9e62e1cc90ff4341fc1b0888e88f57d8a36e4b909

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.