OT-2026-000004978
Publication integrity record
Bellows cup vacuum gripper, three zone face, ejector fed, contact triggered, vented before set down
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-2026-000004978) never changes.
Identity and time
| Publication number | OT-2026-000004978 · never reused |
|---|---|
| Internal UUID | 01a0a929-d7f2-7be9-ad4c-e758dd82b5aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:26.902388Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004978 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f2b94b99c1ecd9588f20ae4b9af432327230df66ca9da5a9317d2de138fc284 |
|---|---|
| Markdown | 2645336bfce1b8f950bbd6ca0ca1237e73c18d496440c554f894cbae84795bc9 |
| Publication page | 6e86b2001e3ea6b7169c8e8dfa68e2f685f049ae3cad4d1c85f1298e7237b5f2 |
| Manifest | 628ee9736ae4de8a16f73f78a92e3597216a8647a748ef1e8aa6376047532ba0 |
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 | sUdLeSDfSwnqKdbvxzr582rzPiCNzBACXE4DMWQen6HHurWJCU8GCR4ZZinttyKdDBXLrY9lresFKKzZuNaCAA== |
| 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
| 2026-09-16T07:50:28.723543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004978observed 6e86b2001e3ea6b7169c8e8dfa68e2f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:28.710895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004978/manifest.jsonobserved 628ee9736ae4de8a16f73f78a92e3597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.698840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004978/publication.mdobserved 2645336bfce1b8f950bbd6ca0ca1237e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.685443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004978/publication.txtobserved 4f2b94b99c1ecd9588f20ae4b9af4323...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. |
|---|