The Swamp

Recording by Gruff Rhys.

Recording identifiers

ISRC
GBYPZ1300047
CopyrightID (CopyrightChains transaction hash)
0x4472b445bede56feecfc196599dd3a435cd7e1a6d899e13fcc96d1bb81edb271
Copyright registration time
2026-07-22T17:12:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:fb8f1188fef2d7fcb79c925616d97e6511543b06c9c733e1e3d185d72cd0e2ec

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.