OT-2026-000013186
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000013186) never changes.
Identity and time
| Publication number | OT-2026-000013186 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7117-8ec3-dfb27946f4d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013186 |
| Status | PUBLIC |
Content hashes
| Canonical text | 610f69e8c0fa68d0da61f22cc8bec42e421bb0faebcc0a7b5c162a9513273bcc |
|---|---|
| Markdown | c2832af71185e381aabdff70d6f7962b5d777befa42b69c2f1a6937b2a244a25 |
| Publication page | 1ba0c724f6a910cd316904ac5e01ec0db977ad4a98bd425d3e55963c1fc62598 |
| Manifest | 77a26310afc0e139f7199fd917a472a645e5a7d424ef152026d0e51209b8f32e |
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 | 9P4GhE8rQuP7ocFxCjx2QCqPsLmK6qvofN4EqEq74KTqFKHlvwXkZrVJ+Pi5fRDuTRiph7mibCa53ZxlCG93DQ== |
| 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
| 2026-10-11T04:41:45.416342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186observed 1ba0c724f6a910cd316904ac5e01ec0d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T04:41:45.273710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/manifest.jsonobserved 77a26310afc0e139f7199fd917a472a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:41:45.188239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/publication.mdobserved c2832af71185e381aabdff70d6f7962b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:41:45.041474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/publication.txtobserved 610f69e8c0fa68d0da61f22cc8bec42e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:33.978267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186observed 1ba0c724f6a910cd316904ac5e01ec0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:33.962179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/manifest.jsonobserved 77a26310afc0e139f7199fd917a472a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:33.945324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/publication.mdobserved c2832af71185e381aabdff70d6f7962b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:33.927815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013186/publication.txtobserved 610f69e8c0fa68d0da61f22cc8bec42e...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
| 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 |
|---|