OT-2026-000052220
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down
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-2026-000052220) never changes.
Identity and time
| Publication number | OT-2026-000052220 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-7e99-9efd-8ec27530e25a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51ea994b4f14c3bbf20892fc53176c222182124cdeeca7058f2cff5c9b404334 |
|---|---|
| Markdown | 9eb1eaaed2800f35b444c7956464d0eaf826950e7af3c82258d5463ec1b3c12e |
| Publication page | 3d92c719a54c2235a487f66f0e65be2509bb317b0e1b68ef4229bd9c0793d288 |
| Manifest | 7d7cffe8df46823a4e3f1a16519a7b32d38faaac48f021837871f9f206ed410a |
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 | 8kYo0hIPpjLJUFe1JEr2wVDOcBzikjxyaWcdjQDTl6bDLh4RWeMdws6qAhES7rzjehlWtfZpn56/4tcmfIblDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:47.513366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052220observed 3d92c719a54c2235a487f66f0e65be25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:47.496801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052220/manifest.jsonobserved 7d7cffe8df46823a4e3f1a16519a7b32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.478533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052220/publication.mdobserved 9eb1eaaed2800f35b444c7956464d0ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.460213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052220/publication.txtobserved 51ea994b4f14c3bbf20892fc53176c22...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. |
|---|