How Great

Recording by Mark & Sarah Tillman.

Recording identifiers

ISRC
QMGAC2400348
CopyrightID (CopyrightChains transaction hash)
0x345dd65a22ffdbe16276ac6ae872f0e37584034c6a854b4f01beb66be11d9389
Copyright registration time
2026-06-10T13:57:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:6ef06489e7d36f89bd22d4fd28d4c685ac8af89c6366ef7ec291c93b08c434ad

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.