OT-2026-000090748
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000090748) never changes.
Identity and time
| Publication number | OT-2026-000090748 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-71e5-906b-f027bfd3fe8e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090748 |
| Status | PUBLIC |
Content hashes
| Canonical text | caa13d716e037675e0b1c9205f9e746a7fc4192afc92054ec5f0e6e7a1b46355 |
|---|---|
| Markdown | dfabc35044491771e369809fa19d88ad7a07344cc84611966f9e887741e4cb15 |
| Publication page | f44de5361ec0be0af17ff664ff5a38adf583b969d082d7c53906335331847746 |
| Manifest | 4eaa866cd1477225a2ed55400039b78dd7439db89822d4de41bbe106799c5139 |
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 | VaxXm79ledgMJpLnxgcGXD57HgqdniFTpyEvbXEc6R+eLLeOWTGr4EbMTtXKXH1QJhtgHVh4KW2+r726yDc4BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:56.504624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090748observed f44de5361ec0be0af17ff664ff5a38ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:56.477742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090748/manifest.jsonobserved 4eaa866cd1477225a2ed55400039b78d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.459186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090748/publication.mdobserved dfabc35044491771e369809fa19d88ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.440032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090748/publication.txtobserved caa13d716e037675e0b1c9205f9e746a...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. |
|---|