OT-2026-000077249
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000077249) never changes.
Identity and time
| Publication number | OT-2026-000077249 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7c00-a71a-807baec00620 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077249 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0c8dc4935297ad945f26bb9992d416567e37bf12d64b76ecb0a02207eeb0fea |
|---|---|
| Markdown | 62a87d1c99f4a297672fee517759e0d1fd71e6df9052e654f3d1e492d236c716 |
| Publication page | 0a1472d1d7fa47fa66f61fffc610aaa8e547be18055cdbeed26150903d4d6097 |
| Manifest | d489b66ad2660d8aadfc162f689c01ee12d738a45710a2bdfece11496f156a11 |
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 | fsf1zpUNWHK7C+hD3EP2ru+zEgyXiXnUBRTOsIuuVAvVd2ddrl14sMF7qGRy8bhIWC16KDcv9F1ckXd2cKTnCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:52.017569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077249observed 0a1472d1d7fa47fa66f61fffc610aaa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:52.000127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077249/manifest.jsonobserved d489b66ad2660d8aadfc162f689c01ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.981798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077249/publication.mdobserved 62a87d1c99f4a297672fee517759e0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.963239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077249/publication.txtobserved f0c8dc4935297ad945f26bb9992d4165...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. |
|---|