OT-2026-000042494
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after 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-2026-000042494) never changes.
Identity and time
| Publication number | OT-2026-000042494 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7042-8391-494b2011b7bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042494 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cfbdbb7fa0e30e52231c9a1817eccb08284df4e10edc024fcc824ab39b30f8f |
|---|---|
| Markdown | 2acca78e561ed4339a1c48ad978a30bf0700abc9bc79f0f258bf0c2adbf78a3a |
| Publication page | ba3e5d7618fe47e03acba9aaf8334c8e21988c19e7c22ca64bf09cc56d9d964e |
| Manifest | bf6e7d5ab7a5b927c79d1248de9f7cef16cc4a4828521c94db443878a7d3e85c |
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 | +8jhb0QCpTnFmHRrYDa5pSZKt28nPkJ04nA2H2UjR+xdk7j6VeJGZ8iyYXwPRiVa9NLwbTm4T+0UCtmFXADwAA== |
| 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
| 2026-09-17T11:14:04.058912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042494observed ba3e5d7618fe47e03acba9aaf8334c8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:04.040313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042494/manifest.jsonobserved bf6e7d5ab7a5b927c79d1248de9f7cef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.020920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042494/publication.mdobserved 2acca78e561ed4339a1c48ad978a30bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.000984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042494/publication.txtobserved 2cfbdbb7fa0e30e52231c9a1817eccb0...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. |
|---|