OT-2026-000090866
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000090866) never changes.
Identity and time
| Publication number | OT-2026-000090866 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7ea0-b1e7-e46aaad942eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090866 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd7dfb8f19247cad4900b656566969814a90a2edf77c1cb7cc64164937886a02 |
|---|---|
| Markdown | ee45d6dfb11c8dc04d765ff037d0079cbc94bddc4e4cee5dcb71b84bcb747a19 |
| Publication page | a02ccf70de2dcb43e8327e2b179d057b8b200361025f1a126458c584cf788b88 |
| Manifest | a5adcdadc2b5fc0fddf71c73ed34bcb8134eddd1bb9deed27abdb43ceec0d1c4 |
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 | v8VyKxOTGfosIHKGmr9vkAc6CiOpofU+umRLm/NPhsmioghkDqmh56N+CIVue4iZqTWsL3WgkfO2ocTHW+vKBQ== |
| 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
| 2026-09-17T09:44:03.517930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090866observed a02ccf70de2dcb43e8327e2b179d057b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:03.499499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090866/manifest.jsonobserved a5adcdadc2b5fc0fddf71c73ed34bcb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.480175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090866/publication.mdobserved ee45d6dfb11c8dc04d765ff037d0079c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.460670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090866/publication.txtobserved fd7dfb8f19247cad4900b65656696981...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. |
|---|