OT-2026-000041288
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000041288) never changes.
Identity and time
| Publication number | OT-2026-000041288 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7f34-9a61-1e3b950a5ac0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041288 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53450ad251782f5559615a18b3d2302153768fd3e97d41e29725b381003e7539 |
|---|---|
| Markdown | 55682778e98cf232530f29560213b74d886342c6028f9451d7dd5ea2aa177d85 |
| Publication page | 1b346604a730785c7d5f28f71f6312ca2938960e88acff16cc11356163c94b1b |
| Manifest | 0acea44a876c3f84888ee3b0697e922b2e3b12bc23f1b2c34322968e8d932ec4 |
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 | IZjC3wqYuk0qznNq600ZyLuvH10L2EfrqUjrAa2DANAHE55rMxMKmVP9uYOJrUnLXMRq39kC298h9gn0jblQDg== |
| 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
| 2026-09-17T11:17:16.072819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041288observed 1b346604a730785c7d5f28f71f6312ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:16.054515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041288/manifest.jsonobserved 0acea44a876c3f84888ee3b0697e922b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:16.036226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041288/publication.mdobserved 55682778e98cf232530f29560213b74d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:16.015769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041288/publication.txtobserved 53450ad251782f5559615a18b3d23021...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. |
|---|