Kto umie tęsknić

Recording by Anna Jantar.

Recording identifiers

ISRC
PLA247721540
CopyrightID (CopyrightChains transaction hash)
0x87e54b5d8b5888938adb35b5e60112d3efe5abbb3ce5d34adafd0318ad0d0670
Copyright registration time
2026-06-07T16:47:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:8019b51194ba1f592d26fde40323251c00faac1d7babb6c986a117094fb9c11c

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.