OT-2026-000016728
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000016728) never changes.
Identity and time
| Publication number | OT-2026-000016728 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-5918-714d-98ab-d142e034fde9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90649efcd732d240727c506323a5e4a9224ec291c802e08e321c7beae6a627fe |
|---|---|
| Markdown | eb449985577ccc7be956cc7d970ad61a8c8df5e8042b50f3fef17b16fa7ddbb1 |
| Publication page | c095c9e47b7ce84da5b749e61ffb80ab3d54e0d14e50e1333556e908cca834f3 |
| Manifest | c8c3100a691588f6a09ebfadc52ea1b32dc1fa7c29f3cbeaf24a563f95c3a14d |
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 | prJ8SgfDSjnV9yhB0z1aMjV+wh7kLITyNK+lj8tfz291WMhEJSkEVwfMoufw2gqUPpb3Bh/MQj+FGaMdPHbTCg== |
| 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
| 2026-09-17T12:02:57.489657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016728observed c095c9e47b7ce84da5b749e61ffb80ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:57.472773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016728/manifest.jsonobserved c8c3100a691588f6a09ebfadc52ea1b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:57.454699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016728/publication.mdobserved eb449985577ccc7be956cc7d970ad61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:57.438247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016728/publication.txtobserved 90649efcd732d240727c506323a5e4a9...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. |
|---|