OT-2026-000090732
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000090732) never changes.
Identity and time
| Publication number | OT-2026-000090732 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7ac4-baa1-4dc8d4b6003e · 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-2026-000090732 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37236a04096449350516213440cd1e3bb3b5d154867e66d6508bbaedb03e694d |
|---|---|
| Markdown | 0f44ba1bfa48ecafedde06253a6dd0fce94d49fa6a80ee2b9e7b19489dbb42fd |
| Publication page | 94d7d88f2b74f5bed4e50f2cd397bf9f350926bb9245698e367fc9cb9b71614c |
| Manifest | 0b353b90e4e634eee39971cd9d80ae045976cffdf05412da183535e673a38faf |
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 | wCgwLphivuSTRgk998ZEtSZs6q8cRzGCcxb4WMXIt0gDoNsRdBdLcTpTQhnnkhwpfuW7Nh72+Gp5VXOCOFZfAQ== |
| 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
| 2026-09-17T09:44:23.436265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090732observed 94d7d88f2b74f5bed4e50f2cd397bf9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:23.418199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090732/manifest.jsonobserved 0b353b90e4e634eee39971cd9d80ae04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.400563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090732/publication.mdobserved 0f44ba1bfa48ecafedde06253a6dd0fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.383584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090732/publication.txtobserved 37236a04096449350516213440cd1e3b...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. |
|---|