OT-2026-000034378
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000034378) never changes.
Identity and time
| Publication number | OT-2026-000034378 · never reused |
|---|---|
| Internal UUID | 01a0ae75-df0e-712f-930a-67eab6752fbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:35.550760Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034378 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c8bd37a17e4b39e815946535cc2d441b170544362b02240953f81289cfaed78 |
|---|---|
| Markdown | cdcbeb464e6636f8e6256a482ab417bff15ecf76975bfc51c525280e856ee74c |
| Publication page | 4daf14a3d9bc72428e90da2030eed2fdb7881a1cfe60a72623f592eb7aaabffb |
| Manifest | 1904fffaadc6dbe117d26f0f175c569bf2bb64ee7f8d69bf914c8f03ee27b8b1 |
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 | mKcRFYdKxN/JUqmCyDX/HBAvRFS1ozKzeQLo/IvuJndE0iYkwYK18dBbTLgdJxz4BfuL5PLbytbVxAuYslg3Ag== |
| 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
| 2026-11-03T12:41:16.706821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378observed 4daf14a3d9bc72428e90da2030eed2fd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T12:41:16.656494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/manifest.jsonobserved 1904fffaadc6dbe117d26f0f175c569b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T12:41:16.580847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/publication.mdobserved cdcbeb464e6636f8e6256a482ab417bf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T12:41:16.510157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/publication.txtobserved 6c8bd37a17e4b39e815946535cc2d441...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T20:42:56.031515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378observed 4daf14a3d9bc72428e90da2030eed2fd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T20:42:55.893495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/manifest.jsonobserved 1904fffaadc6dbe117d26f0f175c569b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T20:42:55.745160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/publication.mdobserved cdcbeb464e6636f8e6256a482ab417bf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T20:42:55.591992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034378/publication.txtobserved 6c8bd37a17e4b39e815946535cc2d441...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|