OT-2026-000078850
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, vented after 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-2026-000078850) never changes.
Identity and time
| Publication number | OT-2026-000078850 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7eb1-b60b-2ff5e7caa908 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078850 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c0151910db25891bf8d4236d83847f4eb71540c9a7c6a662de64be9e7c5c4ac |
|---|---|
| Markdown | df5c397c1bcc8d9117d2738dc07eabcc133ba50755c9526b544ac7d54bd6a028 |
| Publication page | ca0c927136304ab804688fd37c71f1945ef8754bb565f29c18507fa5c2f6020c |
| Manifest | cc310f93b2f36c1f09d72417814b34ff20ed7b714ea1cf3a4a390b29f826492b |
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 | LYPG35DmPl81NbxIWIaijoDbIHm9eRBe6qyZBPSWcgUkrN82hmTtWFAJVEyREYxi+RIYprkh0IdCKsFqprCiDw== |
| 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
| 2026-09-17T10:05:22.384139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078850observed ca0c927136304ab804688fd37c71f194...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:22.367150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078850/manifest.jsonobserved cc310f93b2f36c1f09d72417814b34ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.350623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078850/publication.mdobserved df5c397c1bcc8d9117d2738dc07eabcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.334417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078850/publication.txtobserved 2c0151910db25891bf8d4236d83847f4...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. |
|---|