OT-2026-000006512
Publication integrity record
Porous face vacuum gripper, common isolation valve, two stage ejector, pressure verified, open cell
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-2026-000006512) never changes.
Identity and time
| Publication number | OT-2026-000006512 · never reused |
|---|---|
| Internal UUID | 01a0a95d-cf0f-76ae-af5e-2f2fe08cf534 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:38:12.498425Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006512 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed08c6b0d0a44f7e2c0012d0cd094790f75a5494187cde98cb11dc36c6f858bc |
|---|---|
| Markdown | fc68516483fbc6ff5fb87e1878ac58405faef441d0901fae3c877758cdd7ccd9 |
| Publication page | 7fa7431b16fb7ebb8c376cf3a98b4701df296fbd246b46b0ac24dceaaa06a247 |
| Manifest | c5d6067ecd223b43842b51bc5ff57d1163099d2a1598000e9d7a9549af7d2e8f |
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 | JDKEvI7dL9TuGfSGvDvA29m7NB0RmJ84nk/CPJRIor/vkEHxvo/FEDRsKKa2RTOsEyOk884tPagysKFFA7tTDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:08.954193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006512observed 7fa7431b16fb7ebb8c376cf3a98b4701...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:08.939701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006512/manifest.jsonobserved c5d6067ecd223b43842b51bc5ff57d11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:08.926405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006512/publication.mdobserved fc68516483fbc6ff5fb87e1878ac5840...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:08.913261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006512/publication.txtobserved ed08c6b0d0a44f7e2c0012d0cd094790...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. |
|---|