OT-2026-000030121
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000030121) never changes.
Identity and time
| Publication number | OT-2026-000030121 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e4ff-7d19-b579-7f2596875d78 · 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-2026-000030121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 568cec644fbd831b1da8de9f67de40645e1b35f289c88ad4b638c545c68c8fab |
|---|---|
| Markdown | 5a12368952d97f13103bdae6542fc57a0f912bbfc4859233fba55560f2dc8ec2 |
| Publication page | 817dc200a71f236e5a40aa0cac2c3feae53328b0f051c1db921313e67c4086bf |
| Manifest | a374551ccd5504ad05926f0e42a92946dab6ae8a11781bc61d8c52d041e13100 |
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 | Kj5dTTiihHx6rBslNEzkLOGZQbI61qkBOfGndDRymjgYKPBJT0VllIAQvhhMDYPoXt7qsKIIa8qwGpThBAetBQ== |
| 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
| 2026-09-17T11:40:21.410284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121observed 817dc200a71f236e5a40aa0cac2c3fea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:21.391658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/manifest.jsonobserved a374551ccd5504ad05926f0e42a92946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.373493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/publication.mdobserved 5a12368952d97f13103bdae6542fc57a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.355495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/publication.txtobserved 568cec644fbd831b1da8de9f67de4064...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:43.292957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121observed 817dc200a71f236e5a40aa0cac2c3fea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:43.276764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/manifest.jsonobserved a374551ccd5504ad05926f0e42a92946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:43.259377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/publication.mdobserved 5a12368952d97f13103bdae6542fc57a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:43.241459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030121/publication.txtobserved 568cec644fbd831b1da8de9f67de4064...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. |
|---|