OT-2026-000004648
Publication integrity record
Bellows cup vacuum gripper, four zone face, ejector 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-2026-000004648) never changes.
Identity and time
| Publication number | OT-2026-000004648 · never reused |
|---|---|
| Internal UUID | 01a0a91e-cfa7-786d-ab5c-f021252b7e5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:23.882431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004648 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d2838754bb26b6a8204454faadb5bef126558469596e0109a5183daf7ec84da |
|---|---|
| Markdown | ec5e44596031d82bd0343405159e33330d5cf264c863b01c439ae37d0bfa6121 |
| Publication page | c1ba5150967c192f77aec49f88be40947e8c0eb4d9695c08c3e0fdc388c72a12 |
| Manifest | 20b697eb93d290497e8b3f63d161a158cc80f7d928266ec108ee843d85311a93 |
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 | JvMce1nm5DtzDUslcwDWMXK8X09dTGJbM+DhW/nZ+xHbZq61AtOqPDFRIV7BlNIJb5XrHgVtsi8TlWXz3mPyDQ== |
| 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
| 2026-09-16T07:30:04.969813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004648observed c1ba5150967c192f77aec49f88be4094...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:04.954515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004648/manifest.jsonobserved 20b697eb93d290497e8b3f63d161a158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.933534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004648/publication.mdobserved ec5e44596031d82bd0343405159e3333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.911152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004648/publication.txtobserved 4d2838754bb26b6a8204454faadb5bef...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. |
|---|