Ostatni

Recording by Edyta Bartosiewicz.

Recording identifiers

ISRC
PLUM70500038
CopyrightID (CopyrightChains transaction hash)
0x04b6ddea0eb1af92ef7fac9ee9e04ef8e88cffbb95d0c378cea41dfd8f868953
Copyright registration time
2026-06-04T08:21:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:380800bc586a7ecc29e35a58c6a2de18ecd506f6522ca3d63c4f0b65cc2b7f1c

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.