Diolch a Nos Da

Recording by Don Leisure.

Recording identifiers

ISRC
GBCFU2400101
CopyrightID (CopyrightChains transaction hash)
0x09a44d09d9e94e7e7aad3470e9707c081cd72bcaa07302bfed499a682fb32cfb
Copyright registration time
2026-06-24T19:11:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:508544d3b8dc4b32f635ec53bc8c7cfddd169c04766dd01602ffcd9621d558e7

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.