OT-2026-000022643
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000022643) never changes.
Identity and time
| Publication number | OT-2026-000022643 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-73dc-818c-88f6e793951b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27a24967c187212ee23ceed4ba831a30d52be23d91f69e7237e9397581871949 |
|---|---|
| Markdown | b85e090a25a7260de373193522200a85b8bdab4fb0cf69449ec6b2d74e4e711a |
| Publication page | 57ac12356bd26ab52a1d41c58517ebe5bfdefea64d9ad3de9086ff27b8e98b09 |
| Manifest | 98dc569a6271c52dabb757737ff244ac20db1e1c5278a1de45901308607a27e7 |
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 | V937jsvwpFe2y8UR3awkXLt1psTxEOZRTiL119qb5UqTowxWGVYH0sd0ywlw/5L6PLGDWXlgtZxM09P4n8LdBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:52:01.414054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022643observed 57ac12356bd26ab52a1d41c58517ebe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:01.395718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022643/manifest.jsonobserved 98dc569a6271c52dabb757737ff244ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.378039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022643/publication.mdobserved b85e090a25a7260de373193522200a85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:01.360493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022643/publication.txtobserved 27a24967c187212ee23ceed4ba831a30...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. |
|---|