Uwertura

Recording by Piotr Cartman.

Recording identifiers

ISRC
PLM402307006
CopyrightID (CopyrightChains transaction hash)
0x7b083ddb9250597db88e9eeaf3290a5889be1c85ebddcdacf184f441d5cff4fe
Copyright registration time
2026-06-10T20:43:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3327c08e8d4bf43292e573e3b17b381cbddca96a1d1c1ae17cfac878065188e1

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.