OT-2026-000042188
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000042188) never changes.
Identity and time
| Publication number | OT-2026-000042188 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7f78-912a-477d72655614 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042188 |
| Status | PUBLIC |
Content hashes
| Canonical text | de4a63b90eebf8a606e46d6c7ae0a93fabb68801b8f50fa695ac85891b32d040 |
|---|---|
| Markdown | 6465c849bd03996061e588d006f1327a994dace86c954c633db69da019f2e07c |
| Publication page | d10bec1f4e8b5df22b85cbab222c5b6b5676a7a7a38f695ba199fc1d073b9f75 |
| Manifest | 9dcfe4d802f6fbef0e9a7df716affb2933d8aa11a74709d2c4f00ad34bcb247a |
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 | k7K822kRvHSQfZfred45A8BSUfyt3fnDCdd/r7EmltSHdlwCTitr5MOUMkHRHRzELiC+RiHW0zOoTEXKGhnTDw== |
| 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
| 2026-09-17T11:15:51.059992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042188observed d10bec1f4e8b5df22b85cbab222c5b6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:51.040651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042188/manifest.jsonobserved 9dcfe4d802f6fbef0e9a7df716affb29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:51.021220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042188/publication.mdobserved 6465c849bd03996061e588d006f1327a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:51.001895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042188/publication.txtobserved de4a63b90eebf8a606e46d6c7ae0a93f...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. |
|---|