OT-2026-000022188
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000022188) never changes.
Identity and time
| Publication number | OT-2026-000022188 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-7f53-a82c-8e8453de47f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022188 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4b6f8bcd8f28805322d368e6f2958ee6ac6c383fb0951ee5b37a30462fa01ce |
|---|---|
| Markdown | 2b341856008efa077088e5017f25f85c4ec23594fcf172cbbd01817ad04d35f4 |
| Publication page | 49b634364160e8af2e3715da9b761c9504726c50585f268a8db94e327863a0fd |
| Manifest | 4d2937c49bf338b33fc4fbf47d6c967dd5d956f862eccefcedd20e893b03c1d3 |
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 | xwFQ28ymfOa2IgZg+pi2X6rgQIxHBDzNuJ35wDJI9llkpsAW/bBvBgX/YR3C2GjtqMlG3V/zInNsnV7teg0+DA== |
| 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
| 2026-09-17T11:52:52.259412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022188observed 49b634364160e8af2e3715da9b761c95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:52.240379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022188/manifest.jsonobserved 4d2937c49bf338b33fc4fbf47d6c967d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:52.221623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022188/publication.mdobserved 2b341856008efa077088e5017f25f85c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:52.199545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022188/publication.txtobserved d4b6f8bcd8f28805322d368e6f2958ee...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. |
|---|