OT-2026-000021062
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000021062) never changes.
Identity and time
| Publication number | OT-2026-000021062 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-756b-84aa-dd0e77dc5f85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021062 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d40afd429554582fd97342107d3981ad28e0571e7a33f7b1a60add0b2d4ecee |
|---|---|
| Markdown | 37557d5788efab9110f1dcb4ab3a4a3dd0b99342857a5f4cf364488e0576c0ff |
| Publication page | c46a70e9453565c08a8a63c52d47cd988758ed7d660bd59aecf5112e1d61a241 |
| Manifest | b90f308ae1d0e6ba6227866c42a1b3f84279e5353174f52e39c2e07bf7e16445 |
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 | Fmb1yBsbX7XP/TkRfFBAHtpqJBLqC8MiE/Dqu3JdMZ+Xc4AYq4veKNFXKVP4aAaNlqaSTLDnIzstP2BOIrbfCg== |
| 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
| 2026-09-17T11:56:13.951174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021062observed c46a70e9453565c08a8a63c52d47cd98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:13.934165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021062/manifest.jsonobserved b90f308ae1d0e6ba6227866c42a1b3f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:13.917730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021062/publication.mdobserved 37557d5788efab9110f1dcb4ab3a4a3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:13.900451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021062/publication.txtobserved 7d40afd429554582fd97342107d3981a...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. |
|---|