OT-2026-000078854
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, vented after 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-2026-000078854) never changes.
Identity and time
| Publication number | OT-2026-000078854 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7ed0-98b9-6a60aefbddc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078854 |
| Status | PUBLIC |
Content hashes
| Canonical text | a440410a5066c9c08c8f4970623add7f67b6b9f6e9dafeda7423cf4d8a11c6a2 |
|---|---|
| Markdown | 7f3ea4fae0762c67c0ca1e81f896f78c6d5f3bb920ef96734663ed160e366849 |
| Publication page | 729d98b5da079e3325de268549a4e556b9f2c4b701b72e94aad1c5e7ae36fa72 |
| Manifest | ed36cd67c96508dafc2242b3d9ea91b974df18fb0ee8a2e0874232f17afdfd3e |
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 | HbFK9UZv8dd1rr8S7Ilg0GXf64pxEgLcLxepfYTSpINHzWixrashw1ZdnjlbD/sQ/EWK94ziGvoo5jhqsTRXCQ== |
| 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
| 2026-09-17T10:05:39.218867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078854observed 729d98b5da079e3325de268549a4e556...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:39.198086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078854/manifest.jsonobserved ed36cd67c96508dafc2242b3d9ea91b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:39.180530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078854/publication.mdobserved 7f3ea4fae0762c67c0ca1e81f896f78c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:39.162332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078854/publication.txtobserved a440410a5066c9c08c8f4970623add7f...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. |
|---|