OT-2026-000031898
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000031898) never changes.
Identity and time
| Publication number | OT-2026-000031898 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-7b1e-98a9-7ced69881c1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031898 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05a568b73d9761812e68be912a374329e63a8427b9b5fcf6e7034b70ee2b1631 |
|---|---|
| Markdown | e89a99d24d10fa29f26cb91986395bf9d682f63abdd05242bf6079b2349c18d9 |
| Publication page | c23baa1d5bf4f5d49df5b836ac523de34879cb97910c87136ce479310fe23551 |
| Manifest | 0b5b6dfa59e928930e77f4f921ab7b8453db7183a823fe879f79b1f94f4df22e |
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 | tds3zZl+KOHl4xQsaqHrnpsRNAEDYZUtVH5GHDGTIAstq6KuyYNtxoJjBo5lkTwXCjGBzIeFwQFweWCHAfnaBA== |
| 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
| 2026-09-17T11:35:10.040939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031898observed c23baa1d5bf4f5d49df5b836ac523de3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:10.022830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031898/manifest.jsonobserved 0b5b6dfa59e928930e77f4f921ab7b84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:10.004126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031898/publication.mdobserved e89a99d24d10fa29f26cb91986395bf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:09.977577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031898/publication.txtobserved 05a568b73d9761812e68be912a374329...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. |
|---|