OT-2026-000100252
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000100252) never changes.
Identity and time
| Publication number | OT-2026-000100252 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-7354-8646-23c415dfc47d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100252 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9e7f07fb63bf12f9d4c3b57b99000d50e59f04918fcc86710a160e99c120df0 |
|---|---|
| Markdown | d147473eb03c7b960e82b7e89755b2bc717bc255b201402b85a6c3933e8b3cc5 |
| Publication page | 6caaf80e74aea72560411b252b29117a3c018e0803df207862dcf6dbdc65dee3 |
| Manifest | 15cc0c4a35d7672963975e3c7d89c3c889858711d2df322747c8c5cb115f3431 |
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 | TuNT5xepGG0a54iBFm0Aa3dE7fhmcno0QkCMtCJF4Jhl0oZ5DXWb+pmlQNA6LJyWC8tqe+77ehHLevPd59NnAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:03.328899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252observed 6caaf80e74aea72560411b252b29117a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:03.312523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/manifest.jsonobserved 15cc0c4a35d7672963975e3c7d89c3c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:03.296055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/publication.mdobserved d147473eb03c7b960e82b7e89755b2bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:03.278749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/publication.txtobserved c9e7f07fb63bf12f9d4c3b57b99000d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.823585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252observed 6caaf80e74aea72560411b252b29117a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.808011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/manifest.jsonobserved 15cc0c4a35d7672963975e3c7d89c3c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.790269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/publication.mdobserved d147473eb03c7b960e82b7e89755b2bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.771436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100252/publication.txtobserved c9e7f07fb63bf12f9d4c3b57b99000d5...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. |
|---|