OT-2026-000052148
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000052148) never changes.
Identity and time
| Publication number | OT-2026-000052148 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7efd-9822-37da9012752d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052148 |
| Status | PUBLIC |
Content hashes
| Canonical text | a27e4ae501eac82b53ec43cca1a781ec53b5fbca0fd32ab0bf6b94e256a0317f |
|---|---|
| Markdown | 94f61ea5c2fd0c9a3d01de1766a4ee03cd6e9dace8e2d7840ca0aabbccedee6a |
| Publication page | 171daacb92b39c7c40cf321fed3e4ed90dbce3072da7b89f3073ef9124912dff |
| Manifest | efb8e3934514dd1720fec9b49be6561f49b8b9d7fedad6f9cd3d9ed15e3f8feb |
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 | QThn36c51hfMoRSf2s+LWwLQQth2VgWsj8jg9uGNoE2YeYMumcEr+2uaT2mLUb6yF9HSKCfEgGatTgiI74AiCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:42.072644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052148observed 171daacb92b39c7c40cf321fed3e4ed9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:42.055629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052148/manifest.jsonobserved efb8e3934514dd1720fec9b49be6561f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.038990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052148/publication.mdobserved 94f61ea5c2fd0c9a3d01de1766a4ee03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.021480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052148/publication.txtobserved a27e4ae501eac82b53ec43cca1a781ec...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. |
|---|