OT-2026-000028071
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000028071) never changes.
Identity and time
| Publication number | OT-2026-000028071 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7ee4-b4c3-0fa6dc9348b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028071 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1a05a9f71882aa8ffe523175234ac20c8dde35c969d6993fd4d087b758209d6 |
|---|---|
| Markdown | b309549b5c4a1b2cf25e2a189c386efee7b61ca607dc7c3f3d5d74d6747c7242 |
| Publication page | e791ba9e28d1cfe374203e45812b17939b9b648aeead37b68ce16f654e2133df |
| Manifest | 0a9366646dbe69a92f8bb923482b7eef395a5e736bda9fa6a7a080a5dec308d8 |
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 | hO1mRAc2bJNo0dyqpx1WoNfQKf3ixP6OCuLDean3982TvOEEuBCCIwWOnM/2qyWRng+80FSPfn43b2P49SayDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:24.642332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028071observed e791ba9e28d1cfe374203e45812b1793...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.623137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028071/manifest.jsonobserved 0a9366646dbe69a92f8bb923482b7eef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.605026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028071/publication.mdobserved b309549b5c4a1b2cf25e2a189c386efe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.587520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028071/publication.txtobserved a1a05a9f71882aa8ffe523175234ac20...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. |
|---|