OT-2026-000019077
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000019077) never changes.
Identity and time
| Publication number | OT-2026-000019077 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-736d-861b-d23fb5decfc2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019077 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f83a6fa91d9dff888915fd3f7c1e99fd4d67f27fc6090f9b04a9d8fc0d8e393 |
|---|---|
| Markdown | 6c5905e2d0cc5cc7fddcb544045d8fa1e278da957667c2ca458f3f1b365d4ccf |
| Publication page | 79ad2c9239b19af35969ddef891bd184d2b93382e8043c9340aee61a8d4bc32a |
| Manifest | 5934cef2e9335c27450fcf7d7b7bdc9eb04f755bf7affcc9c8f38f62c1e3d295 |
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 | SqnBxvOeoFh7MCsbi4VX/PLfC9fz3Jt7iKfjrwjkPX53GGI/xCKnvhk9O55Ji/DcGV6ePXpzzwiOYjkyIDWCAA== |
| 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
| 2026-09-17T11:59:46.785889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019077observed 79ad2c9239b19af35969ddef891bd184...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:46.767769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019077/manifest.jsonobserved 5934cef2e9335c27450fcf7d7b7bdc9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.749051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019077/publication.mdobserved 6c5905e2d0cc5cc7fddcb544045d8fa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.731173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019077/publication.txtobserved 9f83a6fa91d9dff888915fd3f7c1e99f...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. |
|---|