OT-2026-000018072
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000018072) never changes.
Identity and time
| Publication number | OT-2026-000018072 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fd-73ea-a2d8-9e115905c213 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11d221ce031b28d398e5ba3c679fcfadeeccc5bf3d982bf44bd0159729d1f3d9 |
|---|---|
| Markdown | e52b137d65729c9906e78a62b3fa9b9d66f00d618091132e8dce0fe4c5147b7a |
| Publication page | a58d7af57b35c26bc670ed4c58987b836a0aa876affc93cb864d43e1376dc8c1 |
| Manifest | 94ca98d20a3bf05e9b85e264c6752644d3239bec97ebb0f0f28e8f9dd908792d |
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 | sbboDL2RIxMEHOupl8TuqXOuWSfGURn4KVG15L3Sd2ttj8yXKOmJf5+hg4KSEPkRzBoAJFSwhZK3N5amu/3DCQ== |
| 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
| 2026-09-17T16:41:41.041363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072observed a58d7af57b35c26bc670ed4c58987b83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:40.772409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/manifest.jsonobserved 94ca98d20a3bf05e9b85e264c6752644...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:40.542587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/publication.mdobserved e52b137d65729c9906e78a62b3fa9b9d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:40.334373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/publication.txtobserved 11d221ce031b28d398e5ba3c679fcfad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.787696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072observed a58d7af57b35c26bc670ed4c58987b83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.770934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/manifest.jsonobserved 94ca98d20a3bf05e9b85e264c6752644...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.752909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/publication.mdobserved e52b137d65729c9906e78a62b3fa9b9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.736074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018072/publication.txtobserved 11d221ce031b28d398e5ba3c679fcfad...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. |
|---|