OT-2026-000031494
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after set-down
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-2026-000031494) never changes.
Identity and time
| Publication number | OT-2026-000031494 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7586-ad4d-83347806a424 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031494 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2a01f87bf2088e724feab0addc58495069ab808caf2757feeabab95b92c6a0d |
|---|---|
| Markdown | ec65e233ba1df592a90690a924741c505cad95cf0f7e0450e9207f8bcc8bf74b |
| Publication page | fa5c38aa4875eeac50c2e3b01d0f974ff8f324402d804a0fe3d538a819c90e69 |
| Manifest | 7789e8c9e66b9d42fe49b38db873b314fceec0fb28bcdbea2237f5271638fc9b |
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 | JkK/D1C+b/9ObIuZWamdiTqAz8vPp3L2paUaF6RdmZvD9yP5H7+8vNZJvwUAUOj4K++PRQfwkjqKVcWih7/hBA== |
| 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
| 2026-09-17T11:36:19.345753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031494observed fa5c38aa4875eeac50c2e3b01d0f974f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:19.325988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031494/manifest.jsonobserved 7789e8c9e66b9d42fe49b38db873b314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.307469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031494/publication.mdobserved ec65e233ba1df592a90690a924741c50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.290028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031494/publication.txtobserved a2a01f87bf2088e724feab0addc58495...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. |
|---|