Dyddiau Da

Recording by Hergest.

Recording identifiers

ISRC
GBCFU0601962
CopyrightID (CopyrightChains transaction hash)
0x65351b3a75a8125f866fcc370312e6941e203affee855d4a54dfa7734b8febc1
Copyright registration time
2026-07-31T04:47:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:f6717d8913382428ad900f07b8dac3c5797cc9512c7cd7cefe2d974f477fb8db

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.