OT-2026-000004310
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, plant vacuum 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-2026-000004310) never changes.
Identity and time
| Publication number | OT-2026-000004310 · never reused |
|---|---|
| Internal UUID | 01a0a913-9137-7b37-b949-0e679e16f64c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:07.002750Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004310 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f872e850b1effc3b747c8e4110cb5623232b1eadd14c70901f2b083ac3f5837 |
|---|---|
| Markdown | 87b1019d57163bf2363d270ff526b35102f589d8509105c523eaab6a63605c40 |
| Publication page | c90508f90c09a6764556f2cb377cf49b07b93ca08cd90b8d4e5336b6fa6764ec |
| Manifest | 62a2bc9ec8188e9cc719e19e0c60058f3d6843e115397a39f7f3c7268c5b6641 |
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 | 8CYoJ9WRO0pyyiw4t0i2jmgD618TgS2lGqHrbgHutIjuIQ6fj8R/kEqT37DrXWt27p2cn6SQ+rvqhpfU6blCAw== |
| 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
| 2026-09-16T07:20:12.391747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004310observed c90508f90c09a6764556f2cb377cf49b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:12.379684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004310/manifest.jsonobserved 62a2bc9ec8188e9cc719e19e0c60058f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:12.252593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004310/publication.mdobserved 87b1019d57163bf2363d270ff526b351...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:12.240762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004310/publication.txtobserved 3f872e850b1effc3b747c8e4110cb562...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. |
|---|