OT-2026-000053990
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000053990) never changes.
Identity and time
| Publication number | OT-2026-000053990 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-79da-903b-79eac08f3a23 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b724ffe3d6da8bd34fe1b390cb9afb769f92e82ae24d8b87a17aebeef350787 |
|---|---|
| Markdown | 472495ff4e1b80ff976a6d169c1e6c6f1d97786ded1e406297674e9df486d13b |
| Publication page | 36bce99a3bcfb3a6f2e53f2881a43f139da4ea90dee94ef14908d21fe88fe600 |
| Manifest | e9dd485cadbc321aae0b45e57133084c23f25b311dfcd4de9c0088b71ac08333 |
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 | 37ufb6nkOm9VsDWIj6DzJ5b8hoE8KGcrJJC892j6Bacn6Rner5NQCNp290bhIAReh8b+7cGgfSAzwmQHjjTDDQ== |
| 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
| 2026-09-17T10:54:18.247133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053990observed 36bce99a3bcfb3a6f2e53f2881a43f13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:18.208553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053990/manifest.jsonobserved e9dd485cadbc321aae0b45e57133084c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:18.181595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053990/publication.mdobserved 472495ff4e1b80ff976a6d169c1e6c6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:18.131998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053990/publication.txtobserved 4b724ffe3d6da8bd34fe1b390cb9afb7...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. |
|---|