OT-2026-000031506
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off after set-down
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-2026-000031506) never changes.
Identity and time
| Publication number | OT-2026-000031506 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7bbf-8c22-7e85f962ae19 · 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-2026-000031506 |
| Status | PUBLIC |
Content hashes
| Canonical text | 142f1533a13beb3828b2e20a350a198b60c0a9b5411fa640ba394b1fb9b47134 |
|---|---|
| Markdown | eef9fc9bd866c9e03c023bb2b848407662f6c976966c7b620163bcc1bd98d284 |
| Publication page | a5dc091b6a1da69abe4b657e810f2f71471a326278cfaa3db932ac2b00641db1 |
| Manifest | 56d7b786e0aae2668f7f51aefb5236248e2d02f26dd869eec9057351b1196ba0 |
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 | eftiN42dwB9Fp0vjTEOVED0A6cybGQTzAqDhm1ssyGuhhS9xIIQuQ1/q81WQASLKpwqf3QaUT2q4n/W1+SBeBw== |
| 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
| 2026-09-17T11:36:20.266310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031506observed a5dc091b6a1da69abe4b657e810f2f71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.248177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031506/manifest.jsonobserved 56d7b786e0aae2668f7f51aefb523624...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.226782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031506/publication.mdobserved eef9fc9bd866c9e03c023bb2b8484076...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.208634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031506/publication.txtobserved 142f1533a13beb3828b2e20a350a198b...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. |
|---|