OT-2026-000090688
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000090688) never changes.
Identity and time
| Publication number | OT-2026-000090688 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7814-a78f-19d7afe7d878 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090688 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9902dc78609c4cf000a7154780f041f844e4391808b3a8e96f4706c8f61aa13 |
|---|---|
| Markdown | 4a2aa5fbeebc70ee1a459061d2299378d3032592e855363f4d77b4a45f5e3061 |
| Publication page | 301ac77fb4a9cdc055d0f14eb5428bd25decf00d55921fc7c699ba5c1cfacaa8 |
| Manifest | a90733288a3afd3477296335c8cf90c2263f17ff6fd578fc153b509fcb088bd6 |
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 | 1GW3pdQoFxVeELU9dL22rIC/0JNM8M9Zw9A8zPmD/5mWrkFCaaP4teUaSGruLOmDiZYxhWAC+rMQiYVapTCrDQ== |
| 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
| 2026-09-17T09:44:53.261226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090688observed 301ac77fb4a9cdc055d0f14eb5428bd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:53.243896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090688/manifest.jsonobserved a90733288a3afd3477296335c8cf90c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:53.226660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090688/publication.mdobserved 4a2aa5fbeebc70ee1a459061d2299378...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:53.209467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090688/publication.txtobserved c9902dc78609c4cf000a7154780f041f...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. |
|---|