OT-2026-000078844
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented after set-down
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-2026-000078844) never changes.
Identity and time
| Publication number | OT-2026-000078844 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7745-a6d9-ba0d222f86d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078844 |
| Status | PUBLIC |
Content hashes
| Canonical text | f394066e38fead5c3d956bb7def7a396755382e307a20f98942ac712aef4b4f2 |
|---|---|
| Markdown | 15d384eb30be9cc858778dcf5bff14425293d7efde0b65d4a3cd45b5fe3b2381 |
| Publication page | 68e13e442020bb553361804bad0e1394e23113df690fe27e40e251eb3d961912 |
| Manifest | 705cf281b6dbbaca5b8512117c5fb9d9c5cfe3365e7afd125b603ecd5086ba5f |
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 | gTVav1eJRNSHNSimLLPWKTIEnAaVa7OJQZqikkylUNLLLCKZHtLUstOeLSr7HwK8LCTxaZYzHCPGvd6dNnA8DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:05:22.311299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078844observed 68e13e442020bb553361804bad0e1394...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:22.280121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078844/manifest.jsonobserved 705cf281b6dbbaca5b8512117c5fb9d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.260825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078844/publication.mdobserved 15d384eb30be9cc858778dcf5bff1442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.243833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078844/publication.txtobserved f394066e38fead5c3d956bb7def7a396...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. |
|---|