OT-2026-000028238
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000028238) never changes.
Identity and time
| Publication number | OT-2026-000028238 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7e31-ad2f-63f7a066ac39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028238 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2171c49a29cd35edf8f2beb5b04013a03dd530b4b94e98410cc7b55304eca4a7 |
|---|---|
| Markdown | 02ddf537c42080e1b877166450984b865ea6e380e4e9d6c318d86de06bed0712 |
| Publication page | 476424f5cae42a902b750683fd9028751a0b2f056f423251c09a4d15525710ff |
| Manifest | b7ad6273ed52df70a1c19367831985e5ea549b054ee58b641d2008f6b3633ff4 |
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 | erjphm8lBTSrSXGpyB+Q0FFipvM+6VnNiPoi2rA158xst5TXBznq6DoQTQQeRrJK8WwSFB7zeAb4Rfzm6iGRBg== |
| 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
| 2026-09-17T11:42:36.314031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028238observed 476424f5cae42a902b750683fd902875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:36.296293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028238/manifest.jsonobserved b7ad6273ed52df70a1c19367831985e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.277879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028238/publication.mdobserved 02ddf537c42080e1b877166450984b86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.259814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028238/publication.txtobserved 2171c49a29cd35edf8f2beb5b04013a0...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. |
|---|