OT-2026-000090377
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000090377) never changes.
Identity and time
| Publication number | OT-2026-000090377 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7e09-919c-e87488527409 · 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-2026-000090377 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a2885d59768c3d57ed1d6b8ceb14ea5307971b54901fe239610829dd3a4b685 |
|---|---|
| Markdown | 24b59b0b3a3cf8ee159d629100cd9f9e22b2e46d38db4829fa9b87fe52f574fe |
| Publication page | e1f991fe3b097bdfb8d389ccf4be64dc7f4b4f77a867a7d703bedfaf39b86ce2 |
| Manifest | ffbb10313ef32b6db403317d15af2cbfb1663fdb3d2468f7603d4257895b4772 |
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 | pKSir+mqWO0JLd7ZBZGSyQpmqZZv8JmtKwsGN3qVPm24MWy0X9PS3QBIVKPgsi+jSZDrdgFkfyeh+Yb2AWyiDA== |
| 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
| 2026-09-17T09:44:28.895992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090377observed e1f991fe3b097bdfb8d389ccf4be64dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:28.875557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090377/manifest.jsonobserved ffbb10313ef32b6db403317d15af2cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:28.857802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090377/publication.mdobserved 24b59b0b3a3cf8ee159d629100cd9f9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:28.840935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090377/publication.txtobserved 4a2885d59768c3d57ed1d6b8ceb14ea5...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. |
|---|