OT-2026-000004790
Publication integrity record
Porous face vacuum gripper, three outlet manifold, three stage ejector
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-2026-000004790) never changes.
Identity and time
| Publication number | OT-2026-000004790 · never reused |
|---|---|
| Internal UUID | 01a0a923-704a-71e7-8497-a1e6756e94dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:27.148360Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004790 |
| Status | PUBLIC |
Content hashes
| Canonical text | c35f65fb026e11d20e6b06752d6c991d71c72269e7947ccd0b9ad74adce82d43 |
|---|---|
| Markdown | bcf6f519ba8cb4feafc21e1a3bdf489381ecb16f0cc06d9db79ad83de477968f |
| Publication page | 4370f1c6277e647aebdd19c0aa4fbbe7bf5af4322a62739487c3e5ea136a5bb1 |
| Manifest | ed752b68e1cee35d8a59529a0473f24dc6dfe055b6d342418215ca20b6d1cfb2 |
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 | pFcVjGaQjQfevxlrWycdk24iJ8gccI/aD8gtyKpl/9yg/XBVM1rwNzGHgLvAQ5o+7Z8LMKW+nbO6f1c/FxQWAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:18.701640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004790observed 4370f1c6277e647aebdd19c0aa4fbbe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:18.689255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004790/manifest.jsonobserved ed752b68e1cee35d8a59529a0473f24d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.677404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004790/publication.mdobserved bcf6f519ba8cb4feafc21e1a3bdf4893...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.666290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004790/publication.txtobserved c35f65fb026e11d20e6b06752d6c991d...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. |
|---|