OT-2026-000051938
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, vented 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-2026-000051938) never changes.
Identity and time
| Publication number | OT-2026-000051938 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-79ea-9776-ed73f21f05c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051938 |
| Status | PUBLIC |
Content hashes
| Canonical text | e597b433bb6c3e13e0e0d649d16831c08e3a81197b4e0f98d0d4efb2fba1dfc6 |
|---|---|
| Markdown | 11d1dee9a06165fd59c405e5e476215aa3870c1ad69ea64909abffaf247a36e7 |
| Publication page | 6324331e6163fcd96e9774ef42ee840d87ffb63c6bb237c4eba21790e7bf2b19 |
| Manifest | 3f42177d6b2ce9d481eaa8c0e2bbca8892052a0c98ace783af24634282b1c8d4 |
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 | T30PHmvxCsA42fHZJiYyhNppFcNMmYHy5fkGA+zX938vk8iQ0HNEkPbzALCkV5Na6Vz2aRDTlzswHDyj+2l3AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:25.663703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051938observed 6324331e6163fcd96e9774ef42ee840d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:25.647143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051938/manifest.jsonobserved 3f42177d6b2ce9d481eaa8c0e2bbca88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.630441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051938/publication.mdobserved 11d1dee9a06165fd59c405e5e476215a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.613762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051938/publication.txtobserved e597b433bb6c3e13e0e0d649d16831c0...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. |
|---|