OT-2026-000043976
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-2026-000043976) never changes.
Identity and time
| Publication number | OT-2026-000043976 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d679-7d63-b9a7-8b8b786c7d47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043976 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddf96aeda91269ca03933e4f6ccccdc858a6f9532250939989e032d2f085d1cf |
|---|---|
| Markdown | 396c560ed91792b140472051322699fab5f79e4d002a4151cdec8ea19d004fe7 |
| Publication page | 2b8b487ea03349787ec8c86446cdbb2a4b1d31416fd51efaac7d73322e60d1db |
| Manifest | e2d0cdfdc7dfdafe32bf95aeb9cb3f67382a27fa4a8e23635b73f538324a2e42 |
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 | 5O6FG8+S9w7qO6qo7HFFtmMKCHG/6h1o0FKPP2ZtR0FaBCKReuO6J6J17Y6sKonXZz76bYjsVKyTF9PeJOiCBg== |
| 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
| 2026-09-17T11:12:20.371397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043976observed 2b8b487ea03349787ec8c86446cdbb2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:20.352467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043976/manifest.jsonobserved e2d0cdfdc7dfdafe32bf95aeb9cb3f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:20.332837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043976/publication.mdobserved 396c560ed91792b140472051322699fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:20.311218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043976/publication.txtobserved ddf96aeda91269ca03933e4f6ccccdc8...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. |
|---|