OT-2026-000069694
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented 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-2026-000069694) never changes.
Identity and time
| Publication number | OT-2026-000069694 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52c-74b6-9a88-6ecd4a221cc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069694 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f88e35ccfa3b1489737e0c8af59c2995c49312d161853ae84cd1f3e9bdf0e01 |
|---|---|
| Markdown | 06f0d1b9ff5c2eab39bbd0dcc78ee3918378265bbce9713ad0677aeabfb6e21c |
| Publication page | 498eaca7c8c94d35c2bc9f736b3f7f632c93bb19148f3a83b6497b9c5fad0794 |
| Manifest | c0343c3e64b5e609263f7d0a934230a3dcd4c2e97d3cc2fd2a073d1af0672bcb |
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 | TLf2Y/yx1jcOhf4ilIcu9OU605a/Staw1bWea1kvv37DnufYXPZLOAR2aTJd8w/KugqP91tuBvIP6INzewE0DQ== |
| 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
| 2026-09-17T10:27:16.740054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069694observed 498eaca7c8c94d35c2bc9f736b3f7f63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:27:16.721319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069694/manifest.jsonobserved c0343c3e64b5e609263f7d0a934230a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:27:16.701322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069694/publication.mdobserved 06f0d1b9ff5c2eab39bbd0dcc78ee391...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:27:16.681673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069694/publication.txtobserved 1f88e35ccfa3b1489737e0c8af59c299...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. |
|---|