OT-2026-000004316
Publication integrity record
Vacuum cup gripper, two outlet manifold, two stage ejector, pressure verified, silicone cups, flat form
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-2026-000004316) never changes.
Identity and time
| Publication number | OT-2026-000004316 · never reused |
|---|---|
| Internal UUID | 01a0a913-c774-7d8d-bb6b-07d090218414 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:20.887843Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004316 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec728f88dbb21a5493f279cce1c582e6b1c06c2d5b5fa053111e6e4149c216e0 |
|---|---|
| Markdown | 1cfe3dbed5fd4f04783563f2f71ac19219dfdc1a8d0993939abb79ec95fbf7ac |
| Publication page | 4da91da1e443e1cedcebf1b9009a9a59e4eb414149b2d50306da75e504e07d10 |
| Manifest | 9083aee3e1d10a1e29829f858dfc796059e7e264cd582dff24b2d6efe65fa4c7 |
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 | MWdSkABaO2Z2R/ss662RSg1NRQFFZKfxlwRxmwEy5yfAjJostkbuFk8zldED69ET9v08G45v7U7obZQb54P5AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:11.721771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004316observed 4da91da1e443e1cedcebf1b9009a9a59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:11.709102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004316/manifest.jsonobserved 9083aee3e1d10a1e29829f858dfc7960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:11.696427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004316/publication.mdobserved 1cfe3dbed5fd4f04783563f2f71ac192...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:11.681003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004316/publication.txtobserved ec728f88dbb21a5493f279cce1c582e6...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. |
|---|