OT-2026-000012941
Publication integrity record
Single cup vacuum gripper, common isolation valve, 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-2026-000012941) never changes.
Identity and time
| Publication number | OT-2026-000012941 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7d87-8cbb-0d4321e31c3c · 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-2026-000012941 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42d6f0c5cc4647f5645cf107e14eceb2ee05567ccf0d7d33563aec6ef93851a1 |
|---|---|
| Markdown | bfe32c2a5ab8d6c7825ce16493697ce459faf434237d6f401fee0a0b6213161b |
| Publication page | 09ddb64c9629c5e7e5c33b108be525ba2215d7e4bc82c15b76a3d417856dffaa |
| Manifest | 22048acfb160ac43d62cabd3c23fff00320e7e9ac6886607bd11f2b6ddeee60f |
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 | 4XrvkJidWYUdKlD8W3sI41t9Z8SuMhd2KBkeiQ+aOhUBTmYsGt/5EUh81Jt0zPtyQI8tgThcHVeGMkHR4eFgAQ== |
| 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
| 2026-09-17T12:10:44.677245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012941observed 09ddb64c9629c5e7e5c33b108be525ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:44.660355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012941/manifest.jsonobserved 22048acfb160ac43d62cabd3c23fff00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:44.641580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012941/publication.mdobserved bfe32c2a5ab8d6c7825ce16493697ce4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:44.623371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012941/publication.txtobserved 42d6f0c5cc4647f5645cf107e14eceb2...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. |
|---|