OT-2026-000027399
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed 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-2026-000027399) never changes.
Identity and time
| Publication number | OT-2026-000027399 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6997-786e-a44c-b92315bfe62c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027399 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5889bc7e2eecce068cc6a6c7a6cc21d3640efd349317a739be01e11ea996eaad |
|---|---|
| Markdown | 5bb115d6f35660ca56f380fc388cb83950b141cd8004124da46beb09d2cab7ef |
| Publication page | 1939cba59722722dd767ef03398bb4654c0c9a0867b80f532b6bd462c19523e5 |
| Manifest | 69b370c72bdc01175d9e3f9441bc774a267d8d553cf0a0dedfa177441fa7d6dd |
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 | 7d/icBoqe91VXIZvqhaJHZvQxr+rKkpIcJa5VVyDTU+oDffEIt5dxDZ72ThX035MrM77jYROv4ccGC+o0K/IDQ== |
| 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
| 2026-09-17T11:42:49.381816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027399observed 1939cba59722722dd767ef03398bb465...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:49.363458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027399/manifest.jsonobserved 69b370c72bdc01175d9e3f9441bc774a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:49.345377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027399/publication.mdobserved 5bb115d6f35660ca56f380fc388cb839...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:49.328883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027399/publication.txtobserved 5889bc7e2eecce068cc6a6c7a6cc21d3...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. |
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