OT-2026-000030822
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030822) never changes.
Identity and time
| Publication number | OT-2026-000030822 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7d78-9818-370e5356c1d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030822 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdc2be166e2bb1ce558f145376b3c3ff3dc85a8e5c039fcefbae4ed6ed07170c |
|---|---|
| Markdown | b9a3fe96c2f7c5a490fc4857bdefd77b520fcb1aaa2fe84980b195023c5c9374 |
| Publication page | 83eccf675ec83c4c14d86f867a865bcb3caad0a3d38b0e1563f2a3f1ce613e94 |
| Manifest | 15ed856eea0792ccd29100768ed6a0e854736428302dcef130cd01a952272c6a |
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 | uz1UXI4bgMHEBPj8QlZhs/9U+9rIJZExNmWnLY0GjELtom5UAolLcVw+/KlXDKNO68LJPj6iMM9I3gTfKEM7CA== |
| 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
| 2026-09-17T11:36:47.710576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030822observed 83eccf675ec83c4c14d86f867a865bcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:47.693116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030822/manifest.jsonobserved 15ed856eea0792ccd29100768ed6a0e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:47.675531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030822/publication.mdobserved b9a3fe96c2f7c5a490fc4857bdefd77b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:47.659073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030822/publication.txtobserved fdc2be166e2bb1ce558f145376b3c3ff...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. |
|---|