OT-2026-000031518
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000031518) never changes.
Identity and time
| Publication number | OT-2026-000031518 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7f49-b6ef-b9aedcdcc06d · 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-2026-000031518 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9486054d7f2c93a546ead6692a144946c7b917eb740d8a7597f54d709752b2d |
|---|---|
| Markdown | 603b93af853874c35e8c51d7ca7274c4ddda1e65cf583879684018b23de4e58b |
| Publication page | 977014d66ec83c32538397249194805a3b3f52c951d05f0cc9ae8442eb4b6319 |
| Manifest | b963c079959d74ed6ae9a075cac1387bbc47039f22eee96c6f53ae5c41b1a789 |
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 | 490msp0rtQKV+qmVgz5eFdSbUAIsyara57kiI3XsrKsloc5lTpBVVajXbZ0tkeabFH7Ntb8/TRX0Nxj/4XKvCg== |
| 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
| 2026-09-17T11:36:21.214139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031518observed 977014d66ec83c32538397249194805a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.196445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031518/manifest.jsonobserved b963c079959d74ed6ae9a075cac1387b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.176807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031518/publication.mdobserved 603b93af853874c35e8c51d7ca7274c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.158180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031518/publication.txtobserved f9486054d7f2c93a546ead6692a14494...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. |
|---|