OT-2026-000004942
Publication integrity record
Porous face vacuum gripper, common isolation valve, three outlet manifold, ejector 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-2026-000004942) never changes.
Identity and time
| Publication number | OT-2026-000004942 · never reused |
|---|---|
| Internal UUID | 01a0a928-9313-7828-b53d-972958fad978 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:40:03.734682Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004942 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6642e89dfa9cfd4a0eb1e1a41e08e2f502eea61a89023f55f302649862e0bb3 |
|---|---|
| Markdown | 5c38b6a48b4dae5005b8ef18e8395774715f4567d2cfb5fd294fb6e6981108f4 |
| Publication page | ba76f8b94e78e22a4ba3586f854ed3708a7082301aeb452295bf74ef7b878118 |
| Manifest | 4467788951c8744562769abe47e82f730b94ab52e689a8202ec9d59e9955720b |
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 | 2quLIW56qh02Gf33JucmbLKJiWN7fDcqWwpNreQhbQH9aHzrpcOENtIOOC8gEztLBFIJyhbFNXfqEdxWkJiEAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:32.682777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004942observed ba76f8b94e78e22a4ba3586f854ed370...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:32.671126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004942/manifest.jsonobserved 4467788951c8744562769abe47e82f73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:32.658389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004942/publication.mdobserved 5c38b6a48b4dae5005b8ef18e8395774...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:32.646087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004942/publication.txtobserved f6642e89dfa9cfd4a0eb1e1a41e08e2f...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. |
|---|