Mary Ann - Live at Bill Graham's Fillmore Auditorium, San Francisco, CA - September 1968

Recording identifiers

ISRC

USSM16800117

Release date of the album this recording appears on

1968-07-22

CopyrightID (CopyrightChains transaction hash)

0xb4fe26935d8cc6d691eff40e0f3d0b19f2440723bfab73f0d715e7d2eb4940e6

Copyright registration time

2026-06-20T09:11:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:649042ba18b15c7fb776c4a3d8889c44307dafbcc457df639d24eb305559681c

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC USSM16800117

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.