OT-2026-000030220
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000030220) never changes.
Identity and time
| Publication number | OT-2026-000030220 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-739f-b894-d8998ce0e41b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030220 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3594e8b178539069b3157a72844240cd631be7c674f266abf7876613fe592b3 |
|---|---|
| Markdown | 31a45b743315ba336727c73d0226de170dae2b9540c19f1308a19f367e757424 |
| Publication page | 539c638511badf443ba7792ddfc4f79f956652951ccb4e3a2c60b55eecf332b2 |
| Manifest | dac30f435a85650ed3340a7c38af46cd6f9566725009dd3c89598d95c6d75cf1 |
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 | 5gqagUibUhR3U6tAN0BhPrH03Ud5RtkGL+wzTc2/Dq1a+NN9i/I4lY4vqYwTUmyihsyARS+TwYX0TIDUQQYDAA== |
| 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
| 2026-09-17T11:40:35.760195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220observed 539c638511badf443ba7792ddfc4f79f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:35.743035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/manifest.jsonobserved dac30f435a85650ed3340a7c38af46cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.724701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/publication.mdobserved 31a45b743315ba336727c73d0226de17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.707505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/publication.txtobserved c3594e8b178539069b3157a72844240c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:52.250985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220observed 539c638511badf443ba7792ddfc4f79f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:52.233612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/manifest.jsonobserved dac30f435a85650ed3340a7c38af46cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:52.217830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/publication.mdobserved 31a45b743315ba336727c73d0226de17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:52.198605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030220/publication.txtobserved c3594e8b178539069b3157a72844240c...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. |
|---|