OT-2026-000003781
Publication integrity record
Vacuum cup gripper, three zone face, six outlet manifold, two stage ejector, pressure verified
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-2026-000003781) never changes.
Identity and time
| Publication number | OT-2026-000003781 · never reused |
|---|---|
| Internal UUID | 01a0a90b-0aed-7ece-85f0-b7ee94273378 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:48.335211Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003781 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97fdb015b4182373ed31035da99ec8eb004cfd30d214b8b33b359cda258bf592 |
|---|---|
| Markdown | 167e1cc7e1fdb62f705ff91da58d6ebb6c13d718661e7416b3407650c5c211e4 |
| Publication page | 2a9125d55eb9c1ff3ee7c2dc0a5618e2badea92d8b1c47995429eeae387cfbcd |
| Manifest | ab9e72d30095c4a87f09da438f764cf1ab8edfa0c808a965a46f30d22f2a6ad3 |
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 | Z4VlYz8+7S1kCaEq5M8aoug0OcSBIoGYNk3yVJLPhWmo3onR3swp0c19S/uxOjtCuwBSzEFRlDLfTcS2VNjIDw== |
| 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
| 2026-09-16T07:10:20.729889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003781observed 2a9125d55eb9c1ff3ee7c2dc0a5618e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.711564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003781/manifest.jsonobserved ab9e72d30095c4a87f09da438f764cf1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.698378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003781/publication.mdobserved 167e1cc7e1fdb62f705ff91da58d6ebb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.684634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003781/publication.txtobserved 97fdb015b4182373ed31035da99ec8eb...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. |
|---|