OT-2026-000012581
Publication integrity record
Four cup vacuum gripper, four outlet manifold, 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-2026-000012581) never changes.
Identity and time
| Publication number | OT-2026-000012581 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-76f8-b41d-ca335706f7cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 30f95fe91f59e1610133b7aaffd791d0a05f71f48c712757a74d3ff4d623e335 |
|---|---|
| Markdown | d65e6b4e449898cde3bf179803b37c516cc27b6c9c05d5968225f9e75641f4ec |
| Publication page | ed5ff765fe5452ef5409135d96594728bd692d999bf2718fa52c3c3672e9d808 |
| Manifest | 04df548ad36bf2a44bf6db3438b9686064607a6811dcf7721fdf7b53612194a0 |
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 | katSqdOIMYaDXCbGrrQj8/gh149QUalZt5R88ohHaJdTRWMKlToGYlQQLTGQ5YYMMwzurlJiWd39VSiNypa/DA== |
| 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
| 2026-09-18T04:41:07.127473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581observed ed5ff765fe5452ef5409135d96594728...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T04:41:06.814139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/manifest.jsonobserved 04df548ad36bf2a44bf6db3438b96860...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:41:06.527049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/publication.mdobserved d65e6b4e449898cde3bf179803b37c51...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:41:06.203205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/publication.txtobserved 30f95fe91f59e1610133b7aaffd791d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.122692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581observed ed5ff765fe5452ef5409135d96594728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.103841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/manifest.jsonobserved 04df548ad36bf2a44bf6db3438b96860...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.085595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/publication.mdobserved d65e6b4e449898cde3bf179803b37c51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:08.067514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012581/publication.txtobserved 30f95fe91f59e1610133b7aaffd791d0...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. |
|---|