OT-2026-000028312
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, sustained 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-2026-000028312) never changes.
Identity and time
| Publication number | OT-2026-000028312 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-77e7-aa0e-023dd527327e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78b74440c29fe96b0770a20f156c2d961202b453f1461dbcaaecae77b3ccd5b9 |
|---|---|
| Markdown | f177540ff902df0aeebbad362aa57f0adf413c86e67cd927dac0e58406876a8f |
| Publication page | e0899e2d3fcf90c9497f89d19a8fd58cd0b7dcd7fab98939a811b17759d3fc9d |
| Manifest | adac3bdb1b4e233317e0b424e19671320a32fef4966553c93464ecfe5823887a |
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 | 1YrYOQ1nY4LBbkdHHxSgyzo7DHVm4xbwhMHBmqPdZtfYSDcq3wpdsX99bicCzIzMNTLEY4SHouUUd7sGnmMeAg== |
| 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
| 2026-09-17T11:40:05.294384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028312observed e0899e2d3fcf90c9497f89d19a8fd58c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:05.276931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028312/manifest.jsonobserved adac3bdb1b4e233317e0b424e1967132...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.232397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028312/publication.mdobserved f177540ff902df0aeebbad362aa57f0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.163174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028312/publication.txtobserved 78b74440c29fe96b0770a20f156c2d96...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. |
|---|