OT-2026-000012811
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, pulsed blow-off before 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-2026-000012811) never changes.
Identity and time
| Publication number | OT-2026-000012811 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-776a-81c4-3efa1b93382c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012811 |
| Status | PUBLIC |
Content hashes
| Canonical text | 746f4a14e2577cebb49b1bd6413e63b411dca0e5f1ab76f0b715f9f94dd8562b |
|---|---|
| Markdown | 36dc2227b3a98bfcd4fceab5c3dd9ba41c712906dbe326ff7929aa42cfabd480 |
| Publication page | cf97df86e56693819e680d1eb70b8b62c5c94467ccdeaa1451f8681e583a3bc4 |
| Manifest | 7099599ff50565d68c32d328643026487c1497f8253fb860cbd75429bb898ab6 |
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 | q13mkSMrqPjlhzZ0au3fZhkjbNyyPJuedl/ZqCh6otwCb+FfkJ6XW4SUr0pyUSx7AkrHw0EC5grr8HkkMMYiAw== |
| 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
| 2026-09-17T12:10:32.529018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012811observed cf97df86e56693819e680d1eb70b8b62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:32.509864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012811/manifest.jsonobserved 7099599ff50565d68c32d32864302648...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:32.489852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012811/publication.mdobserved 36dc2227b3a98bfcd4fceab5c3dd9ba4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:32.472275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012811/publication.txtobserved 746f4a14e2577cebb49b1bd6413e63b4...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. |
|---|