OT-2026-000021185
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, 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-2026-000021185) never changes.
Identity and time
| Publication number | OT-2026-000021185 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-74ca-8769-bf89421e2b3f · 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-2026-000021185 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9798ab3532b37e1ed9117e564f66be00e6e2607d600af70e1ac99c03c8ab6d6c |
|---|---|
| Markdown | 4338dd0cb7e28cef7757569f52ed1885a2ea3d471666e69af734231adb1735cf |
| Publication page | cbd0525f3c583368ba93f12df02e904dee717910efe90d875d5fd66a63eee6d6 |
| Manifest | 018f2fa473ad0a10cef8c70d464d84d9fe9fa1c830ea9ed1c14deed3b6a9f4be |
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 | KHZSQGhzUQCWnK/+v1YvasWw1G1BSN6QgGb/iojvDTXl7hhB8cTZ4Yi/+W1altY5F6d3DhYpWIr2fo61ZhK2DA== |
| 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
| 2026-09-17T11:54:58.503688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021185observed cbd0525f3c583368ba93f12df02e904d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:58.486380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021185/manifest.jsonobserved 018f2fa473ad0a10cef8c70d464d84d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:58.469949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021185/publication.mdobserved 4338dd0cb7e28cef7757569f52ed1885...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:58.451979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021185/publication.txtobserved 9798ab3532b37e1ed9117e564f66be00...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. |
|---|