OT-2026-000021308
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000021308) never changes.
Identity and time
| Publication number | OT-2026-000021308 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7e1e-b598-f9a04dbff9bf · 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-2026-000021308 |
| Status | PUBLIC |
Content hashes
| Canonical text | c95d4613c6a75137314c33b5f1d3452a96189d5bff7121d917b16058b82bb2da |
|---|---|
| Markdown | f2a9d3ed57772088dbd2eda7cb31af3d79df2996f663bf190c95f4c6bfdff841 |
| Publication page | dbd41a8f05de1a421c4d2bae7b52cfaa30be65c7c02b403f669030d9c252ee39 |
| Manifest | daaf625ff7de9ff97175fe462aeead204bec6d23c640b91d678a6059e87da723 |
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 | xibLQNrLAMBkz/8z54W9zW2R4lrtsKmZnjJyWLBArCEpcIMqbIe1G7I/6tbjt++hlc6GP6S+A4UqI45vRjM6BQ== |
| 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
| 2026-09-17T11:55:04.402014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021308observed dbd41a8f05de1a421c4d2bae7b52cfaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:04.383558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021308/manifest.jsonobserved daaf625ff7de9ff97175fe462aeead20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:04.364947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021308/publication.mdobserved f2a9d3ed57772088dbd2eda7cb31af3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:04.317548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021308/publication.txtobserved c95d4613c6a75137314c33b5f1d3452a...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. |
|---|