OT-2026-000056757
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000056757) never changes.
Identity and time
| Publication number | OT-2026-000056757 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af7-7001-a837-c4220df38552 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85f4521d09fa336f3ce17af7322e7303672e9ffff8e0ec5987cba7ed1140c43e |
|---|---|
| Markdown | e5010a7f4e020950379adb985be718a20f369002df278180e8041985283aab49 |
| Publication page | 1c05dcc2e4d45f96b0c2cdbeac37158ceec468fb807f8b28d808eeb581ab7be7 |
| Manifest | 79b83ff3b8347580d8e37d4dee2d7c5db6e16b71231a6be080ac3559a2295634 |
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 | kskPbfNhfUnBEnPvGxReOTIM3Lpik4bXqcUhRY+ukS7N9BWSJRK8Erur3pZdQh/mEh9V9WPcd6D85Rt81thkAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:12.060572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056757observed 1c05dcc2e4d45f96b0c2cdbeac37158c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:12.041518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056757/manifest.jsonobserved 79b83ff3b8347580d8e37d4dee2d7c5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:12.021286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056757/publication.mdobserved e5010a7f4e020950379adb985be718a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:12.001991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056757/publication.txtobserved 85f4521d09fa336f3ce17af7322e7303...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. |
|---|