ISRC QZ5RT1600133
Verified recording
QZ5RT1600133 is “Mama Tried (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969” by New Riders of the Purple Sage,
registered on the CopyrightChains blockchain with CopyrightID
0x2bf623d1c8cffe7794ea4b433215425523db085cf5a2fa07330d21fe4811e69e and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5RT1600133.
Recording identifiers
- ISRC
- QZ5RT1600133
- Title
- Mama Tried (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969
- Artist
- New Riders of the Purple Sage
- CopyrightID (CopyrightChains transaction hash)
0x2bf623d1c8cffe7794ea4b433215425523db085cf5a2fa07330d21fe4811e69e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:ddd28b6a268b97bc1633eb5bea30ed3e9b9a972893ace6b5c04995e3ebb266de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5RT1600133
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Mama Tried (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969 · Machine-readable JSON-LD