OT-2026-000005291
Publication integrity record
Porous face vacuum gripper, common isolation valve, ejector fed, pressure verified, vented 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-2026-000005291) never changes.
Identity and time
| Publication number | OT-2026-000005291 · never reused |
|---|---|
| Internal UUID | 01a0a934-1ee3-73cf-8da0-7e9cea7ab764 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:52:40.424670Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005291 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac5bb0c043f0b2a640c551bd2f8fac784e7f1963d0343c784e9d3aa763d272ba |
|---|---|
| Markdown | 797b577d04b17ff4ce4d43e54105f041c7c0923fed17c87f55fbf24572d8f6a4 |
| Publication page | 8a1ee4248c5a48e83569c8753e2b3254bdc7a920fa7382e3e43ebeffa15b89bb |
| Manifest | 000d9806daa364376cb1b9b575ee3d4495e3c585a2a31fb41f0074c0ba065cf6 |
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 | PJRYZwhhoa4g7XVfToP8+AAsAXRmtHcvU5dWzG482lKQ9L7hOFbQL2dzEhpSqrWR49h3aasT5fVHJ1puCevdAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:26.170976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005291observed 8a1ee4248c5a48e83569c8753e2b3254...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:26.157663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005291/manifest.jsonobserved 000d9806daa364376cb1b9b575ee3d44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:26.143953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005291/publication.mdobserved 797b577d04b17ff4ce4d43e54105f041...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:26.130305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005291/publication.txtobserved ac5bb0c043f0b2a640c551bd2f8fac78...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. |
|---|