Urchin

Recording by Black Market Karma.

Recording identifiers

ISRC
GBT4M2100008
CopyrightID (CopyrightChains transaction hash)
0x17a97186d74e642f0dad70015ac1ebab135eba8043920ac9794936ef10585dbf
Copyright registration time
2026-07-07T11:24:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:faa935f4371b1043ba7493b9bde8bff04a93967b57eb0d5260083251df9de961

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.