OT-2026-000012837
Publication integrity record
Single cup vacuum gripper, three stage ejector, 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-2026-000012837) never changes.
Identity and time
| Publication number | OT-2026-000012837 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7ea1-8379-b70b24923e99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012837 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40faa51ace32d2a6e44e7e83ec8ee7c65e85729ceb6efb6a1c151b804568a417 |
|---|---|
| Markdown | 76bce9311a943e5f1bb26b2e52ba9d54df53f286c1c661bb5991f86913bdb023 |
| Publication page | 32f3ffe81ac9d1d61ca351d0bd23b467ba6b4f61367f9922b7e3a3b138148165 |
| Manifest | 1f2e53584fe7c0eed448e281004837c1d4779c0020c3fe347711d3ea4bcd53a4 |
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 | z2vu3xVUIXBymhyq/k0uIEuc0ngYAI2FYKk1ao1QwV8SNl5dOYFRtmne/ER5Nj/ih21AaA5ECYPJttyPSFhxBw== |
| 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
| 2026-09-17T12:10:36.151619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012837observed 32f3ffe81ac9d1d61ca351d0bd23b467...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:36.130215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012837/manifest.jsonobserved 1f2e53584fe7c0eed448e281004837c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:36.108953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012837/publication.mdobserved 76bce9311a943e5f1bb26b2e52ba9d54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:36.087742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012837/publication.txtobserved 40faa51ace32d2a6e44e7e83ec8ee7c6...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. |
|---|