OT-2026-000021411
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000021411) never changes.
Identity and time
| Publication number | OT-2026-000021411 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7b48-a9b0-a64872780e05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021411 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a94fab453b1e009338dbc16d80f32d5cbeed8699ccb83158f9e7df0aebd54b9 |
|---|---|
| Markdown | e3dd9525b05dfcdd679abc9862b497efccfc65d42a1fc40a20033500d8a7d09e |
| Publication page | eb8a9c6db17b8b2be6013496c3db4d7979f38ea4abbb1ea3f2e9a6ab7b72174c |
| Manifest | 4924e0cbfda622221b2abf671fd20be3973613909bc106c9ff3d56916cbf7260 |
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 | tABJdwFhhHWJNxQEqK9pjY0Tu8Km0X3/cTGeqiKAdjAUN+Ss8jW26ZloDlaJ0+My9wf3FWpGXeRdP3ZVdOUMCA== |
| 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
| 2026-09-17T11:55:18.524935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021411observed eb8a9c6db17b8b2be6013496c3db4d79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:18.500460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021411/manifest.jsonobserved 4924e0cbfda622221b2abf671fd20be3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:18.475877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021411/publication.mdobserved e3dd9525b05dfcdd679abc9862b497ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:18.447575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021411/publication.txtobserved 4a94fab453b1e009338dbc16d80f32d5...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. |
|---|