OT-2026-000020158
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000020158) never changes.
Identity and time
| Publication number | OT-2026-000020158 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-78f6-8b98-026a789efcae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020158 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6e3c851af426448990ab32efc749e17e8cb257ad04f9c021961afe73ad94b8a |
|---|---|
| Markdown | d1bd972a9c359a560dbcd9cd2fa511c7dfeb541394679926a0a4d68b6b01ec59 |
| Publication page | f58f41b455c2bcbac165d1a09a14686597ba1296bb525c0d9bca5bb0fa341647 |
| Manifest | e02778765a26aa68a64d050fcbdb721e6091accb911de1804370955822f99fad |
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 | dvIHKUogpKvE01Md/UeZGFpLm0o67d/oPt+g7KBO6lJWDv4vMdVMqPgcYwJSbvEodVd3r5Y61iKSTjmrga80Ag== |
| 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
| 2026-09-17T11:56:28.452766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020158observed f58f41b455c2bcbac165d1a09a146865...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:28.434615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020158/manifest.jsonobserved e02778765a26aa68a64d050fcbdb721e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.413766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020158/publication.mdobserved d1bd972a9c359a560dbcd9cd2fa511c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.394653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020158/publication.txtobserved a6e3c851af426448990ab32efc749e17...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. |
|---|