OT-2026-000021694
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off before set-down
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-2026-000021694) never changes.
Identity and time
| Publication number | OT-2026-000021694 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-70e5-a38a-e60f67774e59 · 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-2026-000021694 |
| Status | PUBLIC |
Content hashes
| Canonical text | 980198fa746e3bc9ca7cbdeba02f833e2f2dad9f710ec8431d028950f77debfb |
|---|---|
| Markdown | 080ee9543cf496f3e89fc5eecb6c9966cd693b3efddeadd51af3376680461b2e |
| Publication page | 5e4a1a37e962660e26da5894281892dedeb3861c2b7c28586c4b5b6dddeb919f |
| Manifest | 4023938d4e067613fd4e92d8f8bee14bbac8b4438ff8b4ac0bfe340ddbf30ec3 |
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 | t7YisScBn3AH0tMd/641fPBAZM8CYP8RVK7qERWgf/S2zijEM2l2HMt/JdqL+aiwOoXa61SXEJBStm/dVA+OCA== |
| 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
| 2026-09-17T11:54:13.852563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021694observed 5e4a1a37e962660e26da5894281892de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:13.833715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021694/manifest.jsonobserved 4023938d4e067613fd4e92d8f8bee14b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.814645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021694/publication.mdobserved 080ee9543cf496f3e89fc5eecb6c9966...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.793720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021694/publication.txtobserved 980198fa746e3bc9ca7cbdeba02f833e...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. |
|---|