OT-2026-000052490
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000052490) never changes.
Identity and time
| Publication number | OT-2026-000052490 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7746-8121-d1aff5e31b53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052490 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13668e6c2bb7eb1050db367a279fb81d41cd8892cb92cad6b91496509b643fe3 |
|---|---|
| Markdown | 43919ffda94dd750c99b44e1cfff59fd0ddd1eb1fe48b7baf84e6cd0be28bb7b |
| Publication page | 2430154cdf06308c3832ee1e81f4075782f90bfac9e34e7fc8c756be907aeec2 |
| Manifest | c8cc52fb937efcf9dbc3e8c8d13260de64b8db6e390c3b28352749dc23fcc8b2 |
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 | AdfrGGZlP3qsN2Qov/IFEp93BbG6XtUfYfm4yNf8dxCwbVq14MZDs71YQiGGh3fTUdNnnF3G5R4I3DV/2/q8Dg== |
| 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
| 2026-09-17T10:57:07.493940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052490observed 2430154cdf06308c3832ee1e81f40757...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:07.475870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052490/manifest.jsonobserved c8cc52fb937efcf9dbc3e8c8d13260de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.459032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052490/publication.mdobserved 43919ffda94dd750c99b44e1cfff59fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.441086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052490/publication.txtobserved 13668e6c2bb7eb1050db367a279fb81d...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. |
|---|