OT-2026-000090648
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090648) never changes.
Identity and time
| Publication number | OT-2026-000090648 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-71e7-a011-bc16357f5c58 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090648 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6340bf28a2e3f5bc09ae6020cb09d8d8c82c0b597e6b92f827459ff7b0c1d8cd |
|---|---|
| Markdown | 4d3cea6b458a52ee93bacc60885d2a64d5b7a8b1a0150079af7f38fb53f29ce7 |
| Publication page | 213777cc7350fa7077a9d7dc67790007d4152d68f3f6a8765a0621435c098d63 |
| Manifest | fa9f20b4d111193592c49e07904551ac7ce807e6a1295d8197730940b57cd7be |
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 | xAaE/PvXiqDHflRkMgu1KJQ6rfE2rpvmDTO8CAJUfFUuYJh4fXfcSaNsWhq7fHoL6jbwZHbkgRIWJ7O7PhIiAA== |
| 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
| 2026-09-17T09:44:50.195693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090648observed 213777cc7350fa7077a9d7dc67790007...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:50.178936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090648/manifest.jsonobserved fa9f20b4d111193592c49e07904551ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:50.162045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090648/publication.mdobserved 4d3cea6b458a52ee93bacc60885d2a64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:50.142555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090648/publication.txtobserved 6340bf28a2e3f5bc09ae6020cb09d8d8...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. |
|---|