OT-2026-000013969
Publication integrity record
Single cup vacuum gripper, two stage ejector, pulsed 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-2026-000013969) never changes.
Identity and time
| Publication number | OT-2026-000013969 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7ab1-9687-70d055f05658 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013969 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0f4c413ec5cea75e29efa9c4d043f9b82950d1e487e811c26b38e6aa76cc919 |
|---|---|
| Markdown | 0cfb55658d97c65e7b11c46d288875461943a3cbada7556b1c7537baed781081 |
| Publication page | 381f349e9f7203602b5b00443ecbc663913ca8bb6ceaece1fc2f3c88b0ac3acb |
| Manifest | a986bba10ef11edbf05199b448dfcd44b8ae5564fb92ded3999463ac4a92136a |
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 | HkzpLKQaooMZgIQa8PDXO3RNzrKq81kl8oLqJYe2gfzzvlYF/0DhvP1x2xtD8QhyDXiwfBPdY3d/5ql68qz/Dg== |
| 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
| 2026-09-17T12:09:10.714098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013969observed 381f349e9f7203602b5b00443ecbc663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:10.694524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013969/manifest.jsonobserved a986bba10ef11edbf05199b448dfcd44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:10.676555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013969/publication.mdobserved 0cfb55658d97c65e7b11c46d28887546...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:10.645634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013969/publication.txtobserved f0f4c413ec5cea75e29efa9c4d043f9b...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. |
|---|