OT-2026-000020735
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000020735) never changes.
Identity and time
| Publication number | OT-2026-000020735 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7cef-98e1-a5f224770c03 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020735 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4f83fc8c89a7211a869aeb14c741e3b71ce7ac10bede96d093fe37250e6d492 |
|---|---|
| Markdown | 425dc32081e4436a7dd0d1963ec5f85df09e725d6fa3e2fd27af46626b40e08b |
| Publication page | 405f71933da099484b3f99a7ed0fd87f59239790611b919fc1295da5d30c2a07 |
| Manifest | 1f2273d57ba518597d271e4be893b0b1b8b7729a4a960ab58810c9db366d286b |
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 | lDzU4AAkrVXoXz0sToiQhtwYqyj/ZlCh6JvON8QI9CSbfLBBvkHKW+25Je2M6ZUkJYo2DYHb6sMmiao1VXUDDQ== |
| 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
| 2026-09-17T11:55:47.849808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020735observed 405f71933da099484b3f99a7ed0fd87f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:47.832048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020735/manifest.jsonobserved 1f2273d57ba518597d271e4be893b0b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.813309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020735/publication.mdobserved 425dc32081e4436a7dd0d1963ec5f85d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.794998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020735/publication.txtobserved b4f83fc8c89a7211a869aeb14c741e3b...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. |
|---|