OT-2026-000004103
Publication integrity record
Vacuum cup gripper, four zone face, two outlet manifold, two stage ejector, contact triggered
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-2026-000004103) never changes.
Identity and time
| Publication number | OT-2026-000004103 · never reused |
|---|---|
| Internal UUID | 01a0a90e-bd69-7d99-9f7c-a4f6f86addd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:50.637607Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13e2637361989a53b3883a77603e273c19cb4ff98e995696eabd2e7bcdd5b4e1 |
|---|---|
| Markdown | 92342e3be213f2a31734f7ded17460d66cfe941d303079ec68392d8486ae8430 |
| Publication page | 810052337e659b836c7316f6f3e674bd36fb4e26bbe11ae2b9b419c1583f89a7 |
| Manifest | c55bea2237d3643fa966dbeb8bb4dca8eaef1c86f10b386df2c71312b4ac3472 |
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 | dciJ2juGx8cvrdYZ7rqpFG4lS0QfEu1mBAideHF/wryJAGw3bT++cZhkk+hdN+itXGgabwXhNgaTdRtofsGhBQ== |
| 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
| 2026-09-16T07:20:36.188715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004103observed 810052337e659b836c7316f6f3e674bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:36.176251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004103/manifest.jsonobserved c55bea2237d3643fa966dbeb8bb4dca8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.163807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004103/publication.mdobserved 92342e3be213f2a31734f7ded17460d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:36.150720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004103/publication.txtobserved 13e2637361989a53b3883a77603e273c...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. |
|---|