OT-2026-000018193
Publication integrity record
Four cup vacuum gripper, four 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-2026-000018193) never changes.
Identity and time
| Publication number | OT-2026-000018193 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-789d-8fea-d1ef538d4571 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018193 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0a14040def6ef6137bc276789ef7f1175f80a54c41bd092f89ca4ed6ffc9a816 |
|---|---|
| Markdown | 571b5a2028d6279e1faf1485d266abc1134256b56a4840f3eff4d1ad4aea9ef4 |
| Publication page | c89781dfb1c1875220b05069e8df7f126546af9770c29f352bb2dfb3d0044c2c |
| Manifest | db2a5e1f8b24350610dd2b3b76fdb282ba93c04d318a52996e8669ea04f5dbf9 |
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 | c51Z9D19l2FWp6SgQwgzgQkbKjMYuNtjd0I+2MK2C8LOIrEEFPWG2GPR/RulrecKCGfqpIRJrf5LTNjjqAZVDA== |
| 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
| 2026-09-17T11:59:58.542926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018193observed c89781dfb1c1875220b05069e8df7f12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:58.526330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018193/manifest.jsonobserved db2a5e1f8b24350610dd2b3b76fdb282...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.508870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018193/publication.mdobserved 571b5a2028d6279e1faf1485d266abc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.491394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018193/publication.txtobserved 0a14040def6ef6137bc276789ef7f117...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. |
|---|