OT-2026-000048327
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048327) never changes.
Identity and time
| Publication number | OT-2026-000048327 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-762b-abf7-99b044f29b8b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048327 |
| Status | PUBLIC |
Content hashes
| Canonical text | 41f36a4ba47d3e783fee547cb30b5167f733ff6028a9cd08c09203a56845d53d |
|---|---|
| Markdown | e25c758514f87d43a4ae67b3c58d848d6b837339c1b0caebae00054d666686fb |
| Publication page | 80e7941590696ef5a18e0810d095e3b41abcca997eb769e9060813f9cf32ba51 |
| Manifest | 9a3fc5b34445bffa88118292a7580b3e443cf47a192afe68a3167897657d7bd2 |
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 | jBs7/fZPDIGBsDpLujMAinqOhJv2jz3L2MIpP5IidBB4AX8yaWx31WBUVmzlHK2Lih3suaIyYQZdLCKFCxc2AQ== |
| 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
| 2026-09-17T11:04:55.895861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048327observed 80e7941590696ef5a18e0810d095e3b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:55.875363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048327/manifest.jsonobserved 9a3fc5b34445bffa88118292a7580b3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:55.855664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048327/publication.mdobserved e25c758514f87d43a4ae67b3c58d848d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:55.835073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048327/publication.txtobserved 41f36a4ba47d3e783fee547cb30b5167...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. |
|---|