OT-2026-000049881
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000049881) never changes.
Identity and time
| Publication number | OT-2026-000049881 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd76-7290-a4b7-f34312b1ce99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049881 |
| Status | PUBLIC |
Content hashes
| Canonical text | e731d180cba8baf17fe5a0ce3f84efd942b78f444f31de6673b1e93ed1dd9afe |
|---|---|
| Markdown | c1879a0a043c5a0b9842210524089e9f241fd73339ebc357e81931b8526f80e3 |
| Publication page | 6cd315cebf1715066f70ea7512290a0633371669079e773ace53d64c63c724bf |
| Manifest | 58d2aa0e9ab75abb39904c23bc79fc0ad2ef91ca4f641e1fb6fd598b3c939507 |
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 | yPL1EXQI7VRvddGZ2hhnQqE67TwlrB49x8fmHCJZOU7lJdCtAfZDx0tzNI0tEiFWIp2CGiNd038xP7NRMVEtBQ== |
| 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
| 2026-09-17T11:01:47.713682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049881observed 6cd315cebf1715066f70ea7512290a06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:47.694504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049881/manifest.jsonobserved 58d2aa0e9ab75abb39904c23bc79fc0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:47.675391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049881/publication.mdobserved c1879a0a043c5a0b9842210524089e9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:47.656438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049881/publication.txtobserved e731d180cba8baf17fe5a0ce3f84efd9...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. |
|---|