Overture

Recording by Irwin Kostal.

Recording identifiers

ISRC
USC4R2218664
CopyrightID (CopyrightChains transaction hash)
0x62fb8ff767edafc8f59134630f64a32b08ca169e9b82b885bb933a93902b135e
Copyright registration time
2026-06-11T11:51:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:aacfa994f393b494e9efc31e963defd3036d21a9f5e2e61e9227a95c88523538

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.