OT-2026-000021181
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000021181) never changes.
Identity and time
| Publication number | OT-2026-000021181 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7e3d-9718-1eabed8b4ae0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021181 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5ee39b9d5a77598dee08aa2cec9cb16cfa233e77a853a060ac95f54f51f490f |
|---|---|
| Markdown | dab49970222973a076f6736dff3ba1aba2b32dee2154da534d61e64f7e90e254 |
| Publication page | 64f65d8127a35eed42d36d3b639f2667a3c823f40fb09633329a41980d3b6920 |
| Manifest | a2908399969405e2c5290794e1c69a63f24c0498a1394646fe18fe6cbc270676 |
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 | BS31pP80jukvJLksqgnsSh3jDIhLJqx0mIcW15eH3VoDM2dghZwwL4l3PGuHqxGaIV8u9Zingu2Qdmyb9ZNkCA== |
| 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
| 2026-09-17T11:54:58.007228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021181observed 64f65d8127a35eed42d36d3b639f2667...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:57.989197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021181/manifest.jsonobserved a2908399969405e2c5290794e1c69a63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:57.971367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021181/publication.mdobserved dab49970222973a076f6736dff3ba1ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:57.950199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021181/publication.txtobserved d5ee39b9d5a77598dee08aa2cec9cb16...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. |
|---|