OT-2026-000020055
Publication integrity record
Four cup vacuum gripper, four zone face, two 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-2026-000020055) never changes.
Identity and time
| Publication number | OT-2026-000020055 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-773d-93f4-bfee93bbaa97 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020055 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd21236dec3607fe6d761ef07605e888f81384892111961734979d1ca1f15956 |
|---|---|
| Markdown | 5ac577da19ddfe2c479c8da9254a18b5799c8ebde1b295f8fa4248bdba409f95 |
| Publication page | c32c2d50db7957dbd6270b4ed4af159b2e38479ae02fa025753475191f227b8b |
| Manifest | ffe5003a2b91b3e404be083927acb8144c77497216971137272f01f991fd9230 |
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 | mALjqGwUqXQsrUyDmoE29Du4Yd/eDe9ihsZBlxVMHTigpjw6Fm1fb/Nbu0aIkdUYZG9Dkn20DmPz41E+pnKeBA== |
| 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
| 2026-09-17T11:58:19.374086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020055observed c32c2d50db7957dbd6270b4ed4af159b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:19.357382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020055/manifest.jsonobserved ffe5003a2b91b3e404be083927acb814...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.339335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020055/publication.mdobserved 5ac577da19ddfe2c479c8da9254a18b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:19.321414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020055/publication.txtobserved cd21236dec3607fe6d761ef07605e888...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. |
|---|