OT-2026-000004282
Publication integrity record
Vacuum cup gripper, common isolation valve, four outlet manifold, three stage ejector
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-2026-000004282) never changes.
Identity and time
| Publication number | OT-2026-000004282 · never reused |
|---|---|
| Internal UUID | 01a0a913-1d1e-7cdb-8b6d-0e0cec84946c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:37.281317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004282 |
| Status | PUBLIC |
Content hashes
| Canonical text | c26f7d84128d020900fafdbf9f7c2bbf9098bac9b6a6527d33d68f93968e678e |
|---|---|
| Markdown | dc945da1109443d68565603ea9878866bd2002c59640686219960a908de3863d |
| Publication page | 02a153b824739cf13332922e1c6ee3d392bb7abc119dc08814e6bf0a01b2a43d |
| Manifest | af6e36205a307371082f7677e5c1b1d812ff36be9ed2c0f7c742c37291d6166f |
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 | 5uHpZjTfv3N6zXnmTkDpwWRfKzYmb5iCzVIEToC9XPaaBU2SsbBOQkdjlqMUE7NaCLZTy792RqpUQT2JtUkOBA== |
| 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
| 2026-09-16T07:20:15.620493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004282observed 02a153b824739cf13332922e1c6ee3d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:15.481104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004282/manifest.jsonobserved af6e36205a307371082f7677e5c1b1d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:15.468025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004282/publication.mdobserved dc945da1109443d68565603ea9878866...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:15.452997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004282/publication.txtobserved c26f7d84128d020900fafdbf9f7c2bbf...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. |
|---|