OT-2026-000051649
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000051649) never changes.
Identity and time
| Publication number | OT-2026-000051649 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c82-7304-b332-dcad12619a5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051649 |
| Status | PUBLIC |
Content hashes
| Canonical text | 453eddbf4bd21efa9c7d87968d7bfecc68a1be7e28ad99e75c99d85a296aa127 |
|---|---|
| Markdown | 7ce5d0749588189f98a8ceb0b3b551bd05c07a079efdef93990678531e8e36db |
| Publication page | 174cdf6ef190b7ac29fd9e27b5b473582b8fa235fd3773f41f75705159670841 |
| Manifest | e2447eee2d5136154e121c23b1b0b093786304c826b02c94a8ecf0eecfcb6b9a |
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 | rnx2ikiodGZ7ySi+BBX/daivg6/SmyH9b01dwsypcC35xI9aYEt0M9EIwoZKuJuVvg3rfvlvxe8bRjZhJf5vCw== |
| 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
| 2026-09-17T10:58:30.784488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051649observed 174cdf6ef190b7ac29fd9e27b5b47358...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:30.766808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051649/manifest.jsonobserved e2447eee2d5136154e121c23b1b0b093...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:30.748677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051649/publication.mdobserved 7ce5d0749588189f98a8ceb0b3b551bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:30.729409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051649/publication.txtobserved 453eddbf4bd21efa9c7d87968d7bfecc...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. |
|---|