OT-2026-000048161
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048161) never changes.
Identity and time
| Publication number | OT-2026-000048161 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7ddd-b9b2-27f4d925b05b · 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-2026-000048161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2066be6e615eb6b3852214c4ef0259a879de7240484458eb1b4ba01c12808026 |
|---|---|
| Markdown | 88d1db771ee178700b74e800eac366b11751a4593f7b127b44a0cf8a82bfb381 |
| Publication page | d13c84b8a4cab9d8b2003924dd851901ecf60ba9f226c4c6436de4559ac5ccc2 |
| Manifest | 4325f0ab5aefb8409746adf2eefecb7b28b59caf65925e4342cdb05f35c5dfce |
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 | maplXsd743ojCF5ML1kZIOaY+KRmZ3+upzbkxpQhCXEzvP0elHIyqqE7CcenwNm4SW8/yWpAg1/6XewMsegnDA== |
| 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
| 2026-09-17T11:04:41.416998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048161observed d13c84b8a4cab9d8b2003924dd851901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:41.397984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048161/manifest.jsonobserved 4325f0ab5aefb8409746adf2eefecb7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:41.378992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048161/publication.mdobserved 88d1db771ee178700b74e800eac366b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:41.359903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048161/publication.txtobserved 2066be6e615eb6b3852214c4ef0259a8...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. |
|---|