OT-2026-000026721
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000026721) never changes.
Identity and time
| Publication number | OT-2026-000026721 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4ab-78fd-9403-7bf9cafa690c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44060679a90d2f9a68d33c58b80cc6b6f1a6ef92f7d451a04230c780efafb1a7 |
|---|---|
| Markdown | 8561f80ba0d6298566cc641b40740b91af3b77afd6f48a550d2fc1cd3c51ea8b |
| Publication page | a71f098475f537547d9a498114ce801807df6c39d1bc9a4a33efeb2c6c5fe5d1 |
| Manifest | 3010112bf460584c867c9334d30ac5c63df0e5af416c6070c96968f87afc9838 |
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 | qt66BsfUHI3EKD2IkccrP5Pq6z2cpgYFiApN0ypG8lbo2LD6wZkC7tj1pq/9vva61YoeVQCzqV6EXYhFAxtSDA== |
| 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
| 2026-09-17T11:45:53.985958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026721observed a71f098475f537547d9a498114ce8018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:53.935097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026721/manifest.jsonobserved 3010112bf460584c867c9334d30ac5c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:49.104387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026721/publication.mdobserved 8561f80ba0d6298566cc641b40740b91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:49.088125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026721/publication.txtobserved 44060679a90d2f9a68d33c58b80cc6b6...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. |
|---|