OT-2026-000048407
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000048407) never changes.
Identity and time
| Publication number | OT-2026-000048407 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-77bd-abc6-ee39bd89cc0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048407 |
| Status | PUBLIC |
Content hashes
| Canonical text | 755aa80806d12c5359ab333f9cd236c1df88392d82dbf521ca1d7815da632b2b |
|---|---|
| Markdown | 2b332e7e095fced46bfefb613be9b919fac724d63fd9050079f739129b233a66 |
| Publication page | 69a120b0999632ed748177cc3853bf8980043f77e8da5c1eb29ce532ceec466e |
| Manifest | 49cdce8c332a941c173d8bd4960b3d1b9a3792cadb040117181442289b40862a |
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 | 46+hXMJI2pJom/SF5a2r0z4Oz7n3gl9zkxvSSoI3heW764vYEd/NTRSxgZCVQhDm2T0My7g5GsvjTfOlPrMhAw== |
| 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
| 2026-09-17T11:05:02.847574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048407observed 69a120b0999632ed748177cc3853bf89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:02.826965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048407/manifest.jsonobserved 49cdce8c332a941c173d8bd4960b3d1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:02.796990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048407/publication.mdobserved 2b332e7e095fced46bfefb613be9b919...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:02.767812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048407/publication.txtobserved 755aa80806d12c5359ab333f9cd236c1...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. |
|---|