OT-2026-000048251
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000048251) never changes.
Identity and time
| Publication number | OT-2026-000048251 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-75b8-b980-2d52577248dc · 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-2026-000048251 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9c1b4377dcec5cf1af3cfb6f77b275601bbfd8c734ac389e3eed1f8f204ee9f |
|---|---|
| Markdown | 8e82f0c35f2ec417bec6172093c75d5e8613ba11f44ae660d5a87c514c9404b1 |
| Publication page | 4e334efdfe9b1eb099c14f0047c308db86bf8fc08fd98fdb422874b558a56004 |
| Manifest | 9f3e5133f7b67def393623ae05102444ff9f74f1cfdb92c2fa2b893a63ed7dbc |
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 | pA/23hnq9hVt/K94IBM15QtCqX9myaJKEv9iElpRPOg/mBc/S4rnCpft6cXBrd7zTJ6Yg/Af9ZiK4t1OP8/dCA== |
| 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
| 2026-09-17T11:04:49.069027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048251observed 4e334efdfe9b1eb099c14f0047c308db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:49.048958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048251/manifest.jsonobserved 9f3e5133f7b67def393623ae05102444...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:49.029338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048251/publication.mdobserved 8e82f0c35f2ec417bec6172093c75d5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:49.011570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048251/publication.txtobserved f9c1b4377dcec5cf1af3cfb6f77b2756...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. |
|---|