OT-2026-000023953
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000023953) never changes.
Identity and time
| Publication number | OT-2026-000023953 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-748e-b05d-fc58d4485d5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023953 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef33f1928d82b3d8872e7f6be7de0cff8e84580c2ad2cdca89a1aebc7e161f1a |
|---|---|
| Markdown | 6c7d75362af7a14285dc17f1f37b23a79fd5a4867e2301c329566ff6b47fa6b6 |
| Publication page | 436c9a02bad36ad6106e89ae5731ec631569a8a0d16b3284d98d117d5f54925c |
| Manifest | c8e183524680fe48ac7ec82fecc05005bb3f4561dc7b63cfc553d99c30a8a175 |
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 | UC88tQWS8egNoWfj3OYJ2uTvBHprjTtmcLT2Hr0RS08Xg4JgC78xwLin/JpdFn3IpmixZC2xoaroBAiTRFcXBg== |
| 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
| 2026-09-17T11:50:42.102601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023953observed 436c9a02bad36ad6106e89ae5731ec63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:42.083955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023953/manifest.jsonobserved c8e183524680fe48ac7ec82fecc05005...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:42.054699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023953/publication.mdobserved 6c7d75362af7a14285dc17f1f37b23a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:42.033994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023953/publication.txtobserved ef33f1928d82b3d8872e7f6be7de0cff...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. |
|---|