OT-2026-000028372
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000028372) never changes.
Identity and time
| Publication number | OT-2026-000028372 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7336-915e-f308bef7422f · 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-2026-000028372 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9280bff1c478463bb0b0304e39265f02da31525a9e2e0ce988fcbfce63605f2 |
|---|---|
| Markdown | df37e4b0c15fd1b339bed6534521b2df6a46aa77fa3fabfab1cc6d7f836f2960 |
| Publication page | 6031292db2ca2be0eacb9dbeed62dd36cc5042b90a6f824fd66a105332e4234a |
| Manifest | ed70962465f08039ae976cbbe7cb16805fc362c3cb5e32205b6855a5944fb620 |
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 | 8qUfY4YXRRVXHa1Yk6Gafq+WUR8Up0EN44pVd70/VBvjDYluXGqf/I2eREAd9x4/xnrf2fDfOpnWDoKBnTi3AA== |
| 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
| 2026-09-17T11:40:23.255602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028372observed 6031292db2ca2be0eacb9dbeed62dd36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:23.233838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028372/manifest.jsonobserved ed70962465f08039ae976cbbe7cb1680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:23.214607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028372/publication.mdobserved df37e4b0c15fd1b339bed6534521b2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:23.197403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028372/publication.txtobserved c9280bff1c478463bb0b0304e39265f0...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. |
|---|