OT-2026-000022647
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000022647) never changes.
Identity and time
| Publication number | OT-2026-000022647 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7a6b-b3ff-e7457bd0fd3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022647 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4721a3aa2caea95cf59b89bb1ce9ba9a79930ac98aaeb56e691d53fbfb939ef |
|---|---|
| Markdown | 2f87028d6a1fecceb8f0aaa4a489bef2750ab25bf2672b982292106f6ea5ccc3 |
| Publication page | e030ea57d5831636c4bd701768d2920f134434bd198d0aa38e193502d4efa2ed |
| Manifest | 989414e3a13f3459d567e1594bc3ea93e4f39f90c5e2a8b86965e482af168272 |
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 | lgeuKumQRHKVEPakjwgzLtTHT6X0FkxQRVKV2UR5y7HSQbaCFZ/vw1Vtk529V8ieqvJ3b/OTQlbO6bdr73NmCA== |
| 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
| 2026-09-17T11:52:01.724198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022647observed e030ea57d5831636c4bd701768d2920f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:01.705922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022647/manifest.jsonobserved 989414e3a13f3459d567e1594bc3ea93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.688041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022647/publication.mdobserved 2f87028d6a1fecceb8f0aaa4a489bef2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.670807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022647/publication.txtobserved e4721a3aa2caea95cf59b89bb1ce9ba9...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. |
|---|