Roy and Donald

Recording by Martin Dirkov.

Recording identifiers

ISRC
QMDA62470186
CopyrightID (CopyrightChains transaction hash)
0x8bbe1b3a14e735d551d8eb7fe068319ae5bba69ee8180cb5eb3df6c8fc8a2634
Copyright registration time
2026-06-10T07:27:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6ed6eae41ce7d04bfff77ff7778b6cdbca38b3a82da8b75871a097eac75de02e

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.