OT-2026-000048230
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000048230) never changes.
Identity and time
| Publication number | OT-2026-000048230 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-73ca-9d77-afe2ec0bd59c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048230 |
| Status | PUBLIC |
Content hashes
| Canonical text | e92c0cdcd8fd8474365397fdc7765eaa0bf40a975ee488a88076cc51ff2fb63f |
|---|---|
| Markdown | 6c14081652686ff1a7146a6a7e28fa049cba879f3b85fb55a5004bee93b41717 |
| Publication page | bf791b956a0f5470943ee4f70abc784455ec1531ff00a75b8e72f28c29a0dee4 |
| Manifest | d3b82271b2377ebd5230e37f0c278405ff32b1732b872927b4625eb0d433e117 |
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 | vpYEeh2ydlDoD5T/XFCC81ZO6jV8aaLTHkVN8gk0sHGZk/u9cE12E2S8TQPp2vZ0FRfUwFEgBsi/vvjM+fepDA== |
| 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
| 2026-09-17T11:04:47.242577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048230observed bf791b956a0f5470943ee4f70abc7844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:47.223631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048230/manifest.jsonobserved d3b82271b2377ebd5230e37f0c278405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.204429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048230/publication.mdobserved 6c14081652686ff1a7146a6a7e28fa04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.185422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048230/publication.txtobserved e92c0cdcd8fd8474365397fdc7765eaa...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. |
|---|