OT-2026-000028668
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000028668) never changes.
Identity and time
| Publication number | OT-2026-000028668 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7932-a4bd-0bae251bbf6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028668 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6f4ba57330a236d9b47afbc547f00b382a9c0285ababff8db3a1ae7ba1f5fd5 |
|---|---|
| Markdown | 9c832194709614b322afed459584cff74fdd9a7414c101e097ffbd79df0eb182 |
| Publication page | bb82960de81a6a59c6485488e98d60117d836603ca558f4d0ff730c516a2b91f |
| Manifest | 70d99242f748a935ff1407cc6add68152482b2c832484a861ef4e152196855d9 |
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 | gJBk3UwIsV321agQWIXGFCXCewZeI/Qf0/WgwIXXJFwliWdc0Rwdif7Z4axAQvAeagAOlawlVWinbi7o57oSAQ== |
| 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
| 2026-09-17T11:41:33.065737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028668observed bb82960de81a6a59c6485488e98d6011...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:33.045432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028668/manifest.jsonobserved 70d99242f748a935ff1407cc6add6815...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.026231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028668/publication.mdobserved 9c832194709614b322afed459584cff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.006028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028668/publication.txtobserved a6f4ba57330a236d9b47afbc547f00b3...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. |
|---|