OT-2026-000068275
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000068275) never changes.
Identity and time
| Publication number | OT-2026-000068275 · never reused |
|---|---|
| Internal UUID | 01a0ae90-247f-74db-85f1-9020b720bd91 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068275 |
| Status | PUBLIC |
Content hashes
| Canonical text | f74778566a27f83ce887b0901f01d85a155418778b7d6bcc4226457bd31e84e7 |
|---|---|
| Markdown | c46d6a66e55d9e91e450c42f2df256bbf829d7c0e8db2ea2f252a5a8ecbcb3e2 |
| Publication page | 38d5c3dcb384280171a571b8fc905070dd097c5f6995f3a9838abcdd2a011a29 |
| Manifest | 4fc09cd6ba5f3d50c224a9dbe5e3eca6aef5c8f6587f65242240018678420615 |
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 | y3kjt6vrQNafiRA2USZ4SL5mqlZdf9EsIOlJR9ZgVpG/HmInKEzfF9Zs5Tu5qxr9tP+mhAXPHnkvvuZ+gK+HCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:29:18.231161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068275observed 38d5c3dcb384280171a571b8fc905070...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:18.214381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068275/manifest.jsonobserved 4fc09cd6ba5f3d50c224a9dbe5e3eca6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:18.196329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068275/publication.mdobserved c46d6a66e55d9e91e450c42f2df256bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:18.178554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068275/publication.txtobserved f74778566a27f83ce887b0901f01d85a...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. |
|---|