OT-2026-000004795
Publication integrity record
Porous face vacuum gripper, three zone face, three stage ejector, 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-2026-000004795) never changes.
Identity and time
| Publication number | OT-2026-000004795 · never reused |
|---|---|
| Internal UUID | 01a0a923-968c-7812-80ac-f444320110bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:36.943389Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004795 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ba64956554ae51f59594389ebe264920f817fe1dc283000fb4956826998af3b |
|---|---|
| Markdown | 60cb7cd3c38bf10ee38cae45578d2788ef71160e4f19ea225d67e4cab248ec3d |
| Publication page | 5ed985cd6f86f62c7b45c72a55d645cd8ff7d9ad4d4fe833f26ad92220168268 |
| Manifest | 59cadb1d530f3e9ffd53c7ca1f0721049a60f2cc0f9ea00c51ac0a61dc2e5851 |
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 | kc7H3LYgUVH0I3m1hXeK5XiOqKS6YLBDDHphVpb+dE7x0FsFq4Zn168yKL2q4hGFNjai8eTpZA+ZoXr9nloYCw== |
| 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
| 2026-09-16T07:40:18.201179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004795observed 5ed985cd6f86f62c7b45c72a55d645cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:18.188475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004795/manifest.jsonobserved 59cadb1d530f3e9ffd53c7ca1f072104...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.175159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004795/publication.mdobserved 60cb7cd3c38bf10ee38cae45578d2788...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.161992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004795/publication.txtobserved 3ba64956554ae51f59594389ebe26492...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. |
|---|