OT-2026-000043116
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off after 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-2026-000043116) never changes.
Identity and time
| Publication number | OT-2026-000043116 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-76a7-9a11-8b73d9e8e7b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043116 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddae57b0b38cc57e7b8fd6845aa44ac0e824dfe8716babc50ad3b2ad9d675441 |
|---|---|
| Markdown | c51f3e3de23204b9400de322356cb20a5165dd293336f936df66c5509a83786a |
| Publication page | 53b7facb64891f311b3ba5a151c4ad8052d6139968008aca3837df3cdf61cd95 |
| Manifest | 47afdf007d8a60f9777aada22f6d9942927365c84b7dfc9e8382b02c29da654c |
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 | nConck54851Njubsslb/iHngcqStWK1da+vQlTtCmyRf/eEvTQBZZ9+ME8bJpwbe78rXNm+Wdr1gjilwNEPkAQ== |
| 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
| 2026-09-17T11:13:32.624333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043116observed 53b7facb64891f311b3ba5a151c4ad80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:32.604538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043116/manifest.jsonobserved 47afdf007d8a60f9777aada22f6d9942...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:32.586628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043116/publication.mdobserved c51f3e3de23204b9400de322356cb20a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:32.565385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043116/publication.txtobserved ddae57b0b38cc57e7b8fd6845aa44ac0...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. |
|---|