Sick Old Buzzard

Recording by Polar.

Recording identifiers

ISRC
GBRDV1200221
CopyrightID (CopyrightChains transaction hash)
0x8a1aaccd5f803bfb9e456d28f7574af9dfea88f343ccef315a5fffcfb3dec0ab
Copyright registration time
2026-07-07T23:16:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d7fa7eb6b2a3afba0e9b47c346384160946ace8f7361c24f84c29f9914a7bea1

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.