OT-2026-000004442
Publication integrity record
Bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, pressure verified, 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-2026-000004442) never changes.
Identity and time
| Publication number | OT-2026-000004442 · never reused |
|---|---|
| Internal UUID | 01a0a917-e2b0-75ab-a859-d634fdf388ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:21:50.120560Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004442 |
| Status | PUBLIC |
Content hashes
| Canonical text | e617c7582ef1ef529085dae44c2f8aeb198a69eb3b6d02fc060e6e113846e188 |
|---|---|
| Markdown | e1e4cd7ce04c14b88eacc21b1f63e7a02f68ccc29900658951598e0e4f249f74 |
| Publication page | 8a5f97b481cfce9db3cde282931fc66501dafca9e788a30c9d55d99de20abc87 |
| Manifest | c29016acf2116072cd4319ab2a953455eafdf5c933ed95da47c485c78b9f11ca |
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 | M2RgF72SjHOwdVpSadOYeBtb565+pz9YuKuGWJ1jKW5MUxQnlipfutWNoSacKwpbjgYPPHl6alidiu0DZPhcCA== |
| 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
| 2026-09-16T07:30:27.144524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004442observed 8a5f97b481cfce9db3cde282931fc665...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:27.129571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004442/manifest.jsonobserved c29016acf2116072cd4319ab2a953455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.996477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004442/publication.mdobserved e1e4cd7ce04c14b88eacc21b1f63e7a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.980394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004442/publication.txtobserved e617c7582ef1ef529085dae44c2f8aeb...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. |
|---|