OT-2026-000049990
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000049990) never changes.
Identity and time
| Publication number | OT-2026-000049990 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd78-74c2-b071-cede9b138667 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78378c757a5c8921894577d9a7a8c1f25a43225676f8d73642d943b2bb605113 |
|---|---|
| Markdown | d147bb256f7c53583693843d533e816ac1cb5d4cc8ea0cf3bf2632f1cb61cfd9 |
| Publication page | 663275c7240727af73e948356919515054d840d73fa3d1b44c6839cf51b41bb3 |
| Manifest | 5fb2a548fbc85e10e58b3e51f88d129e670a27737e9da58aa844f4dd0d3e7217 |
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 | KWQhpduBvvaiShfsbui9jQ55cyA7oHwGCxdXDlg+l3PAYmOUYFfMR8eHzzCMbKcTdopfqOChjQlj3zt4/tdtDw== |
| 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
| 2026-09-17T11:01:56.715801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049990observed 663275c7240727af73e9483569195150...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:56.698017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049990/manifest.jsonobserved 5fb2a548fbc85e10e58b3e51f88d129e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:56.679076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049990/publication.mdobserved d147bb256f7c53583693843d533e816a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:56.660662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049990/publication.txtobserved 78378c757a5c8921894577d9a7a8c1f2...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. |
|---|