OT-2026-000042939
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000042939) never changes.
Identity and time
| Publication number | OT-2026-000042939 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7816-a432-653645b1b6ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042939 |
| Status | PUBLIC |
Content hashes
| Canonical text | ebe1519a19442a9cbc831279b14056192e13dbfd7f84399f30af0c49a1b109c7 |
|---|---|
| Markdown | a9a219f45d4172d60c72f1b43c5ba206549c928c24f164a9732b8607d6938158 |
| Publication page | d6a498807693be25efb7820a13f54b00127cc8de2db504a7bdb5dd749f65a882 |
| Manifest | 1da917261d824e5e4807c7ede99a916487fb2da3eeb64a78d5426e4aa705ae9e |
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 | 9yruFJXH7W3V3rq1Lu63Kk9rx0wH8fu2SdYZ/d8Jw7r62XC5ifP/m3/9CldrpIIAJsjVB0FE99E39vvyc7PUBw== |
| 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
| 2026-09-17T11:15:28.328887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042939observed d6a498807693be25efb7820a13f54b00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:28.310534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042939/manifest.jsonobserved 1da917261d824e5e4807c7ede99a9164...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.292492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042939/publication.mdobserved a9a219f45d4172d60c72f1b43c5ba206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.273708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042939/publication.txtobserved ebe1519a19442a9cbc831279b1405619...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. |
|---|