OT-2026-000004763
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, pump fed, contact triggered, vented after 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-2026-000004763) never changes.
Identity and time
| Publication number | OT-2026-000004763 · never reused |
|---|---|
| Internal UUID | 01a0a922-94a3-7769-8632-6ed28b415dce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:33:30.917770Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004763 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67cbd579601546f9a4c4dff8850235a22610738859a1309168e2d1b55b550f28 |
|---|---|
| Markdown | 8eaeebb679f071337d1ef6c2121f70e1a27bc7a6207484ee657eed7c87126d8e |
| Publication page | da53fea84009f4e4cb644829661cd727130f2d8264560a083a9b54bdbce932f8 |
| Manifest | e1c073f317cee2dab17cfb96c4c691458cc20288c57a6b9bf9fc68bc00de44d1 |
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 | xcc+rFv41VN4em0ypqMxLWAdErem27YyjnydbLKWtlqaaVRC9NcST66/5wDaqUElDkFO6/HekYBGJpkIQJrJBA== |
| 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
| 2026-09-16T07:40:21.662131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004763observed da53fea84009f4e4cb644829661cd727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:21.649317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004763/manifest.jsonobserved e1c073f317cee2dab17cfb96c4c69145...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.637527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004763/publication.mdobserved 8eaeebb679f071337d1ef6c2121f70e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.621299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004763/publication.txtobserved 67cbd579601546f9a4c4dff8850235a2...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. |
|---|