OT-2026-000077481
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000077481) never changes.
Identity and time
| Publication number | OT-2026-000077481 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7a4f-8597-2052637885a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0792b219a5d624d03534e9a7fea7d1447c2e7adfafb8926013024eab446b3e51 |
|---|---|
| Markdown | 603466df75c8b02eaa4f183b7080022310dacaf4d6a8a71dede377966bb0e9cb |
| Publication page | 6e4fd031b88d10f48c17ebb216749acb54d6770663e306717c1f1820cc040f31 |
| Manifest | d7269e217b1a08aadc6e5eab34f427149de5ed73ab2d3a0f246a5de6fe5cd13d |
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 | EEieimZJ+K9Z3hsVpi2Sg4QviQfKtB52OJtt66BwdauttSW5C6ON3f9cKgAgRYO/2UV3OYkkIwaWjuSG2oxVBQ== |
| 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
| 2026-09-17T10:09:10.102366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077481observed 6e4fd031b88d10f48c17ebb216749acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:10.082316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077481/manifest.jsonobserved d7269e217b1a08aadc6e5eab34f42714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:10.062326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077481/publication.mdobserved 603466df75c8b02eaa4f183b70800223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:10.041895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077481/publication.txtobserved 0792b219a5d624d03534e9a7fea7d144...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|