OT-2026-000078764
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000078764) never changes.
Identity and time
| Publication number | OT-2026-000078764 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-764c-9869-6c8c49259063 · 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-2026-000078764 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1eb744bd20f6b6e999d90ff716298bdf1ddf4bde1cb1440aab87d884cd6c9c25 |
|---|---|
| Markdown | b8127549f0089386aa13f1b5a6bd9b37a842c81b323e3ddfed9579271ed65be2 |
| Publication page | 5ffca5f230fdf4a3310eb536c04ad544493ea14154dc0d7a6b2bd61cc76f17ba |
| Manifest | 823a61956641b74b74821413cf412544aae2c3b5f9431fa7c8c9d653db186a43 |
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 | OVz57sY5TFVtzLaEnNyswRcLPbiQF327L2SdJj02k8hAPZyZepnDKUIXev8uuDCkzVJvg1fgdcQh87UpvTKzCg== |
| 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
| 2026-09-17T10:05:33.108879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078764observed 5ffca5f230fdf4a3310eb536c04ad544...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:33.092704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078764/manifest.jsonobserved 823a61956641b74b74821413cf412544...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.074556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078764/publication.mdobserved b8127549f0089386aa13f1b5a6bd9b37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.056618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078764/publication.txtobserved 1eb744bd20f6b6e999d90ff716298bdf...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. |
|---|