Puszek-okruszek

Recording by Natalia Kukulska.

Recording identifiers

ISRC
PLA248627677
CopyrightID (CopyrightChains transaction hash)
0x979a08cdde738a3dcf24e4a082b5256d75c092978cd05c9dde23d495d046d450
Copyright registration time
2026-06-06T19:45:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:98bad8e9078dd5ca8910257d1b021bbb50bb858b24d46ccc8db37a71af4d5c6e

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.