OT-2026-000031873
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off after set-down
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-2026-000031873) never changes.
Identity and time
| Publication number | OT-2026-000031873 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-76d0-89f5-524fd416fa6e · 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-2026-000031873 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6dfbf0eec55ed8a67866f6b7e9c4a054695b9f9c94dfe08f74498aa51f1f7d5f |
|---|---|
| Markdown | 60eba25da5396f27a83e7bb48b27509303dedca953c58b5e9d6e162562442ba5 |
| Publication page | fd69baed7ef39d76f70f16a5ade825f973218048c492ab4dc7cbbe0f9a833b72 |
| Manifest | f7d1d651ad29b5af7b66f998e61970a5073f834fa2be36a5b4435a098afc9e25 |
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 | lp1rYg1QsoHw+molm9zt6P1JYDsUID/zj42N3LP6JaoXek8kFujmkumT+IdH4P+cN68Hascx60/Uw+ASgG0TDA== |
| 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
| 2026-09-17T11:35:08.113197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031873observed fd69baed7ef39d76f70f16a5ade825f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:08.095070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031873/manifest.jsonobserved f7d1d651ad29b5af7b66f998e61970a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.076409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031873/publication.mdobserved 60eba25da5396f27a83e7bb48b275093...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.056197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031873/publication.txtobserved 6dfbf0eec55ed8a67866f6b7e9c4a054...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. |
|---|