OT-2026-000028573
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000028573) never changes.
Identity and time
| Publication number | OT-2026-000028573 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7c64-a92e-688f1a87d075 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028573 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34c2edcd7d5b04162ea3bfa8d2b78c56e6e6ff576036b60b8ea2828d29c804df |
|---|---|
| Markdown | 51fb1112667206e9bf38721074bf1d30b56241af6c1ebbd15b0af9477cd9d274 |
| Publication page | f3f827c308297af8947f507aee5cf6e69cb2d238372e8779b4b5a8207d8aa7b2 |
| Manifest | 66af7da16f238f4e137db6612560853c309df6ab3e9edba5656775c24e3a20bf |
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 | 1RVca+t8IGKPOmpbwIO8YMlwh0FLMroeG+CW0e04mTu9Iefnx7KmDTnaYUYYA2ueaNY7qCpwSLrP0ob7zrabDA== |
| 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
| 2026-09-17T11:40:51.720160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028573observed f3f827c308297af8947f507aee5cf6e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:51.702823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028573/manifest.jsonobserved 66af7da16f238f4e137db6612560853c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.684434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028573/publication.mdobserved 51fb1112667206e9bf38721074bf1d30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.667300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028573/publication.txtobserved 34c2edcd7d5b04162ea3bfa8d2b78c56...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. |
|---|