OT-2026-000042198
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, sustained 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-2026-000042198) never changes.
Identity and time
| Publication number | OT-2026-000042198 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-79b9-b8db-6aa0e50d011c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042198 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3701d123035670393a22dde4065463e4581173f3081b25bf1bd09c509ba5c318 |
|---|---|
| Markdown | 82a613d187bb619c68ffdcf68829960a394051a0cc2f1a86b7373c06e03d4831 |
| Publication page | 9773464801a5915a1f0f1d57ba64b42d1ecd4ea3f71c164101b9bf8aeb712bb0 |
| Manifest | b83e02198801eafe5342c8eb76011049d37cbcd915d49a0a1add2e348cd255d9 |
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 | dleHe+bsrgYbTlR++BpCeGyxsKhjAQeoWsmbzLUsG66Fw9/6WHGF5kwf8Ko04gExcvl2bBikUC0rTWMAcvfFDg== |
| 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
| 2026-09-17T11:15:51.842379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042198observed 9773464801a5915a1f0f1d57ba64b42d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:51.823766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042198/manifest.jsonobserved b83e02198801eafe5342c8eb76011049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:51.805798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042198/publication.mdobserved 82a613d187bb619c68ffdcf68829960a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:51.788515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042198/publication.txtobserved 3701d123035670393a22dde4065463e4...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. |
|---|