OT-2026-000031956
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000031956) never changes.
Identity and time
| Publication number | OT-2026-000031956 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-727a-bbbc-b41afd3970e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e3909ceaf6e10cfce6b75cbe66a0418239e1ccf9ee9ab225749a6f5c5daf222 |
|---|---|
| Markdown | cb2efc1da79677635b652f96c0aba15ccc8e9e88a914ca8e7569c77739f014d2 |
| Publication page | bc69a92274c8109d5504f34573bbac543d5a2a3a8504bafd6169bbb1a08f41bb |
| Manifest | 4982b63abfa133ce911c80ee256d3f755b174b0c8c88036b008ee64a7249256e |
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 | ecbCy2Kls/CrYGqoo+VOfFlcpqcaM2yuDIKrAqrs8+Tn89l+zBG4/M2XVZSSJm9vrtnn5eFvqAVsCrVMkuguBA== |
| 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
| 2026-09-17T11:35:14.628028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031956observed bc69a92274c8109d5504f34573bbac54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:14.609274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031956/manifest.jsonobserved 4982b63abfa133ce911c80ee256d3f75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:14.591613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031956/publication.mdobserved cb2efc1da79677635b652f96c0aba15c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:14.575058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031956/publication.txtobserved 1e3909ceaf6e10cfce6b75cbe66a0418...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. |
|---|