OT-2026-000021918
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000021918) never changes.
Identity and time
| Publication number | OT-2026-000021918 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7de0-b3b9-3f4605ffe915 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021918 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60afe5c5f2126244eb05f31ebbba31520100dd419cc259c55d1aa517f37d1d1a |
|---|---|
| Markdown | 004e228ab78913df3309b7a08bc9b7da00e80de09de6edaebecdf54927dcc79e |
| Publication page | 129a21ffc3d43b6c0963ba7af851849c2224f89dcb88020b2b6ed32b301b175f |
| Manifest | cf2a988f7313259e6b3408359d2b75b63ed57c77ac4a8900bf9bdfa4f55858db |
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 | tbzx5C2oDgzm/GVCWUmrGUSjXOykoQid9k3jS4kNDGdkHIqrAF53rAqq+MKXtv9OqMR7+4RNw+pwwRkbNM9tAA== |
| 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
| 2026-09-17T11:54:29.538406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021918observed 129a21ffc3d43b6c0963ba7af851849c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:29.522582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021918/manifest.jsonobserved cf2a988f7313259e6b3408359d2b75b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:29.505897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021918/publication.mdobserved 004e228ab78913df3309b7a08bc9b7da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:29.485551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021918/publication.txtobserved 60afe5c5f2126244eb05f31ebbba3152...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. |
|---|