OT-2026-000013154
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, pulsed blow-off before set-down
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-2026-000013154) never changes.
Identity and time
| Publication number | OT-2026-000013154 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7a20-a7ac-42d93b67b18b · 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-2026-000013154 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46fec7e07fb6c50b65506ef7ba0b259441351ff044ddd452f5a4edad2e617ae7 |
|---|---|
| Markdown | a88e50399957b9cc482d561e4af0d675d3debb30cd64922b29cc5251d2282365 |
| Publication page | c1e6d4d1826ae7e189cb6cff1c630d1b440eafa4b21c2cfa11b386310a1b6d41 |
| Manifest | 55be3b7e797089da378f4bfecd91538af87c670287d6d047c38c9dc9ac4b4eb9 |
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 | HhzBJVAlNeWbTkZ2qeKCjQ14MP9M1EU2I3E8HStpHBb96YxAUFev0nrkLGtbjVl2dthdoFXayTwHnd0jNl42Bw== |
| 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
| 2026-10-25T04:23:16.048401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154observed c1e6d4d1826ae7e189cb6cff1c630d1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T04:23:16.033289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/manifest.jsonobserved 55be3b7e797089da378f4bfecd91538a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:23:16.017575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/publication.mdobserved a88e50399957b9cc482d561e4af0d675...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:23:15.983326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/publication.txtobserved 46fec7e07fb6c50b65506ef7ba0b2594...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-13T12:42:03.619340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154observed c1e6d4d1826ae7e189cb6cff1c630d1b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T12:42:03.547839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/manifest.jsonobserved 55be3b7e797089da378f4bfecd91538a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T12:42:03.475999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/publication.mdobserved a88e50399957b9cc482d561e4af0d675...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T12:42:03.264792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013154/publication.txtobserved 46fec7e07fb6c50b65506ef7ba0b2594...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 |
|---|