San Francisco

Recording by Fred V & Grafix.

Recording identifiers

ISRC
GBCJY1700168
CopyrightID (CopyrightChains transaction hash)
0x7175c3f14e11cca681f7a4bfd7521c79adb10c61b5124c994a227b8444a19a15
Copyright registration time
2026-06-10T20:29:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:faf777dbbd336f4ff1bd178b2185badba870c13ce2d1088bee825be58646d425

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.