OT-2026-000004740
Publication integrity record
Porous face vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000004740) never changes.
Identity and time
| Publication number | OT-2026-000004740 · never reused |
|---|---|
| Internal UUID | 01a0a921-d13b-7cca-9ed1-1b711c2029d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:40.894309Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004740 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7af74384102d12360e3bb7ba37a621ad86e90ace07cee0ed0aa84a4e7f4cb01 |
|---|---|
| Markdown | faa2ed5df04fe912425e86f335964aff4deeeaab513fa9161baf913a54873a3b |
| Publication page | 63d912c13cddb130bc7c26f5aca98736d4f7d5cea81a8bdbc0130eb2e427adee |
| Manifest | c32d3949d8ce7ddca04cccff888d0cb23ebaa863722d971e658bb21daa860c3d |
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 | k9IuSMoomlMIJ8RlJDwqxGYG5Kl2Zsd0V6bw3eUgOeDmB0Ays0gEhtv9TMrfCy0y+ilZnUGW16W44FrS/pBFBg== |
| 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
| 2026-09-16T07:40:23.976409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004740observed 63d912c13cddb130bc7c26f5aca98736...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:23.963782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004740/manifest.jsonobserved c32d3949d8ce7ddca04cccff888d0cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.949107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004740/publication.mdobserved faa2ed5df04fe912425e86f335964aff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.938057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004740/publication.txtobserved c7af74384102d12360e3bb7ba37a621a...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. |
|---|