OT-2026-000004266
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, pump fed, contact triggered
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-2026-000004266) never changes.
Identity and time
| Publication number | OT-2026-000004266 · never reused |
|---|---|
| Internal UUID | 01a0a912-dc54-7f8e-ae70-41a36de20852 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:20.696004Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004266 |
| Status | PUBLIC |
Content hashes
| Canonical text | e95ec85af9e64c242f18dd0a1d5984fb72d2475ed209551398b9ae25b89f739b |
|---|---|
| Markdown | d2f737667dddfa39d4f86e242fd1aa7ba4fd412076c8f383807110543c498787 |
| Publication page | 3a9fd28933020395ebde0cc72be35028abea9d93125fe8fe58508589b060be7e |
| Manifest | 5a281ba614a8eee811ea64d9b6c3cba329a05c268bd5936a51e99810ece8f0af |
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 | sl6XAFBnoPc230podfktiPfqEdbTEX/V3AePlyRo37aa+i9bf4SfSn6rQwTsbHUCjv0ZYQB7tgEBKunpIExSCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:17.391490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004266observed 3a9fd28933020395ebde0cc72be35028...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:17.377690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004266/manifest.jsonobserved 5a281ba614a8eee811ea64d9b6c3cba3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.243820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004266/publication.mdobserved d2f737667dddfa39d4f86e242fd1aa7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.230649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004266/publication.txtobserved e95ec85af9e64c242f18dd0a1d5984fb...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. |
|---|