Drobnostka

Recording by Igor Kwiatkowski.

Recording identifiers

ISRC
USWD11677969
CopyrightID (CopyrightChains transaction hash)
0x0fcfa43371e8f40982ebc0f0bb39f507476b3b49d036af333d8af66d59ba03ed
Copyright registration time
2026-06-04T08:16:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:6e24798514d9494e91396b13998193f07492c909b736f94f6151aaa6840edfeb

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.