Wyspa

Recording by Małgorzata Ostrowska.

Recording identifiers

ISRC
PLA962400512
CopyrightID (CopyrightChains transaction hash)
0x3bea5cd41ef804064c33ffaac2c7baf40043baa62ca37286d21475f1ba8dfe55
Copyright registration time
2026-06-21T14:33:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:2ec4e8d88b471813c7f4c0af440f7c7df8c4c303a98a8c48f043019eab6559b0

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.