OT-2026-000073948
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000073948) never changes.
Identity and time
| Publication number | OT-2026-000073948 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-791c-90a3-67c0eefaadbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073948 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91f93bc5a5a4816a0469948e2f7b82ae32472983f05a6506edc165196c4ea0c0 |
|---|---|
| Markdown | e82afd739e6d3431af930105860327df88d60c39f91337974dc3fd731fadffdc |
| Publication page | e4727dbbc854f4a249ad24670546c1e98a431e6a35dfe3729153a2a97fb86f87 |
| Manifest | bad69f56ca14bc9d37d8fc0c19d0c57a8bd0fc8bc176531d69dc9216ddccdafb |
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 | 4gczJK/VT2+RWkQvMXe6Y+mZLgJN8BDUZnPuU4uB5r8kwGyEyJkttrmcS30LkrX2UrEht+5wsLjdIv8XjEEbCQ== |
| 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
| 2026-09-17T10:20:14.252690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073948observed e4727dbbc854f4a249ad24670546c1e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:14.233429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073948/manifest.jsonobserved bad69f56ca14bc9d37d8fc0c19d0c57a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.216744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073948/publication.mdobserved e82afd739e6d3431af930105860327df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.197432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073948/publication.txtobserved 91f93bc5a5a4816a0469948e2f7b82ae...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. |
|---|