OT-2026-000003845
Publication integrity record
Porous face vacuum gripper, common isolation valve, three outlet manifold, two 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-2026-000003845) never changes.
Identity and time
| Publication number | OT-2026-000003845 · never reused |
|---|---|
| Internal UUID | 01a0a90b-3b93-7196-8b97-ef1e60b2dd8d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:00.790069Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003845 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45a92c4622fe46f893af1a4837528b1bc141f52aa1439fe1fdaf5e222bf653e4 |
|---|---|
| Markdown | d53f8336cd2130ddc03c86a3dc99192e0735e195b7cfc8cb6db9a7c3f0319a6c |
| Publication page | 364e76b0428efbb8c5745d2febcc07718ea28e99734b232793d6cb6b651264bd |
| Manifest | 3f580c8e598c380ebed12a5949d802fce5b6881c9f87b46ed6175eed8cd93aeb |
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 | rkuUWzYu8lxqOeeofJFI4qzDvjFtAG0lecN0Sb5j70KgZDbWtPHl0+uoI24nHt7lpRrYxPKXUCL2rzSU3fsfCw== |
| 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
| 2026-09-16T07:10:16.904385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003845observed 364e76b0428efbb8c5745d2febcc0771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:16.890395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003845/manifest.jsonobserved 3f580c8e598c380ebed12a5949d802fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:16.876841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003845/publication.mdobserved d53f8336cd2130ddc03c86a3dc99192e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:16.861991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003845/publication.txtobserved 45a92c4622fe46f893af1a4837528b1b...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. |
|---|