Źródło Aretuzy - Mity

Recording by Karol Szymanowski.

Recording identifiers

ISRC
PL26T2400002
CopyrightID (CopyrightChains transaction hash)
0xe61175c45b358c82c5de9f147b19bc7ec6a96f3f2d7be912c1e2244cdb2bece6
Copyright registration time
2026-07-07T08:17:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9ba920024db2297bafa4df5f4d4f315ae6e107f08810517425073ecd1f1227ca

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.