San Francisco

Recording by Max Martis.

Recording identifiers

ISRC
QZMHL2376507
CopyrightID (CopyrightChains transaction hash)
0x616c0968314df40408391d5b465414e4d68d64de07113de549449346c9164e78
Copyright registration time
2026-06-04T04:45:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:cedaa1d7e68cd9a34afb18e53f492d795f7be08234532980b97f4f95179f0e00

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.