OT-2026-000103921
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000103921) never changes.
Identity and time
| Publication number | OT-2026-000103921 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-7000-90b2-ee173f232619 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103921 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3e91c33e1d84b8bf95c4e496b0e7c1029845541d7bd799cb6d41bf512d039ff |
|---|---|
| Markdown | 264f723ba7366b2548fd00c538a2df50955dabf6aa08962488e3cea7ef9ba0eb |
| Publication page | b1a4577568c95bc27615a689bc8c88941d0eb55d1e2816c90177c431a62ccf46 |
| Manifest | e101511130f6127165b1a1238a06aaaaa12c152b51b0b44482d1d917ad8eb1a6 |
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 | Jtg7HEOvDI0xqKRIO9ck4KZxmJEaLtkXD+m9YYPI0jBegc8WPHRI6He4oGc17UF/IkVzGGj7mUaKH/RkfpYhBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:55.011416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103921observed b1a4577568c95bc27615a689bc8c8894...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:54.993705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103921/manifest.jsonobserved e101511130f6127165b1a1238a06aaaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:54.976033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103921/publication.mdobserved 264f723ba7366b2548fd00c538a2df50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:54.957467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103921/publication.txtobserved b3e91c33e1d84b8bf95c4e496b0e7c10...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. |
|---|