OT-2026-000003787
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, pressure verified at each zone
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-2026-000003787) never changes.
Identity and time
| Publication number | OT-2026-000003787 · never reused |
|---|---|
| Internal UUID | 01a0a90b-0f87-7a65-a4bf-38ed74f1755b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:49.514394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003787 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3e6d8d45a3236fa4ab52acc1a5f96c9a053757cdc944d896103d74e3751f928 |
|---|---|
| Markdown | b9862a09b23ca029300de7516f15fcfda1b073cab3545f57f071fc7decd1abd8 |
| Publication page | 700eb91e3ae1f4cd508ceb7d542b3b8dab0df2f3520cdfead1bc192f74d25210 |
| Manifest | 3bf040c1be1d15506d28da6c2029767a7407671a507d817b0423f3ed967e034f |
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 | EL84H+f43t3UF2WH+tybxBm6H9ZOudJI3QhTTMup7P6lQPYnsvXGXat0FZOBSB4mIuArNS5s356RkaBzL/BFCw== |
| 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
| 2026-09-16T07:10:20.373588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003787observed 700eb91e3ae1f4cd508ceb7d542b3b8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.361020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003787/manifest.jsonobserved 3bf040c1be1d15506d28da6c2029767a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.345155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003787/publication.mdobserved b9862a09b23ca029300de7516f15fcfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.328799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003787/publication.txtobserved e3e6d8d45a3236fa4ab52acc1a5f96c9...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. |
|---|