OT-2026-000042789
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained blow-off 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-2026-000042789) never changes.
Identity and time
| Publication number | OT-2026-000042789 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7a36-a09c-de500a5b1ab3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042789 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86d9b447ce8eef2d1ac8af3665f8b2e1d834f658b5d8600ba3f11ccf2be2de09 |
|---|---|
| Markdown | 85b4fce074cc8178db3029be152879f0f016a3121bb079523160dcb4cebc4ea8 |
| Publication page | f63a6fa458f072e4c2bb423e6c1ef0d20beed9dfd376f4360a3652fb971fb109 |
| Manifest | 0ab3532a05fdc45bddc7f18278d7a9896c7024fd15cc0d9dd27f70bb94200857 |
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 | j0zRLdmHFtQfgSNT5eP/94seg3uaRY5CIbkiBskkupbavQzUrL8YqEsQ65P/e/MNXoms7hBFQnzZJv9IDp+jDw== |
| 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
| 2026-09-17T11:15:15.279356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042789observed f63a6fa458f072e4c2bb423e6c1ef0d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:15.260240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042789/manifest.jsonobserved 0ab3532a05fdc45bddc7f18278d7a989...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.239714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042789/publication.mdobserved 85b4fce074cc8178db3029be152879f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.220993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042789/publication.txtobserved 86d9b447ce8eef2d1ac8af3665f8b2e1...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. |
|---|