OT-2026-000031271
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000031271) never changes.
Identity and time
| Publication number | OT-2026-000031271 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-7bc8-addb-dcd09a61634d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031271 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02849e62abf25a81a93148ad06738b02078c0c220d082c566c7c92a840b1c7cc |
|---|---|
| Markdown | a49fc1353a6df7a316d1d7e3926cd0c31f128fdce7d462ef0b9ca1bced1f77e2 |
| Publication page | 5f734158c62b2a3a7751fab3f1f6f792dfedd23fdab46517bca5c7de21fc883d |
| Manifest | c77516b87b8afacecbd63c1d6a8adbd4635e8dc5ac10b328a4ff0feb334e776a |
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 | b9SfkwVwA76AoNjOeeErX5wEN14qOdUsvcwwYyqVV/Yh2cz8QTKf0AX7o7bmmCInHwakKE0rhwGkKFGU8I42DQ== |
| 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
| 2026-09-17T11:35:51.085201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031271observed 5f734158c62b2a3a7751fab3f1f6f792...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:51.067840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031271/manifest.jsonobserved c77516b87b8afacecbd63c1d6a8adbd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.050868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031271/publication.mdobserved a49fc1353a6df7a316d1d7e3926cd0c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.033558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031271/publication.txtobserved 02849e62abf25a81a93148ad06738b02...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. |
|---|