OT-2026-000048231
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000048231) never changes.
Identity and time
| Publication number | OT-2026-000048231 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7058-820f-aa62433349b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95ae074994a3cfb53a2e5a6e2b524440d56017d4a6be8dc3f11516de3008c147 |
|---|---|
| Markdown | 8ad5f8a66d0f98b760cf1380501f3c20a341234e6009ac51e31debd9f5a73740 |
| Publication page | 47a86a01781af5807de8033b19dcbffe545becf484ae88df2b958a768fb1080b |
| Manifest | 260e3c75baa660a44d25afc77a4149aa665ae1b21da631b22f0af9ea16536670 |
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 | bmaiicmVezTJXZiJ9ofym1QuubW+kVKXWQZaJTu0uoi8AuxEB3UYXhaEvF31tj0eJTY/+cIZ2dl3lgY0RfA0CQ== |
| 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
| 2026-09-17T11:04:47.320693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048231observed 47a86a01781af5807de8033b19dcbffe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:47.301919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048231/manifest.jsonobserved 260e3c75baa660a44d25afc77a4149aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.282253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048231/publication.mdobserved 8ad5f8a66d0f98b760cf1380501f3c20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.262688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048231/publication.txtobserved 95ae074994a3cfb53a2e5a6e2b524440...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. |
|---|