OT-2026-000069755
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000069755) never changes.
Identity and time
| Publication number | OT-2026-000069755 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-7532-b48e-e90b29f2c3e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069755 |
| Status | PUBLIC |
Content hashes
| Canonical text | d54433c46856868e6c1c0a4f7ad98e60c149806af45849a6307baeb29a8ec12c |
|---|---|
| Markdown | a5932cbbdcaa1db88920ce7f33141304f08c4459f376380521f735e6d795706d |
| Publication page | bbf60a2254c324606c47707bcc31005e9e9e4b75c90fd3d9e805b7a6ec65a2c9 |
| Manifest | 5588f6b8556dc79263e41c14aa0997ead3d4780057d574f9f8d0b2dd9c02a9c2 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | NTw4VH8uDR5+qGYADEvT9KAIWiIrbdHIwGtGO1EQNJfaSraazQuvcm5/5dyFy0ZMc+c2DNYWMPx/UYPNEsboCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-11-05T16:41:05.324325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755observed bbf60a2254c324606c47707bcc31005e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-05T16:41:05.242171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/manifest.jsonobserved 5588f6b8556dc79263e41c14aa0997ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T16:41:05.071246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/publication.mdobserved a5932cbbdcaa1db88920ce7f33141304...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T16:41:04.867436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/publication.txtobserved d54433c46856868e6c1c0a4f7ad98e60...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-03T08:41:42.263999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755observed bbf60a2254c324606c47707bcc31005e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:42.195750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/manifest.jsonobserved 5588f6b8556dc79263e41c14aa0997ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:42.110972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/publication.mdobserved a5932cbbdcaa1db88920ce7f33141304...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:41.861934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069755/publication.txtobserved d54433c46856868e6c1c0a4f7ad98e60...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|