OT-2026-000042261
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000042261) never changes.
Identity and time
| Publication number | OT-2026-000042261 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d73-7352-b497-f5e7e772f2f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f8b00ac606f217a6a4ae95255721253fd9b661dd32274282a0cd3414fbe6194 |
|---|---|
| Markdown | f54bc18c42ac62cded32d9c0adac463c6b3e69e623f3840cba8ea852c4c53357 |
| Publication page | da9da3b502861a74524a7d1eac0b51d657cc3706770294cf76face812f5bafc5 |
| Manifest | e3b75d8d88433afe5a6d63f3bbe61f2ce20342e0e1c050cdfbeb83c94abebde6 |
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 | 4CBRwOAnGALJMW29n+Oqfc1y5aSFJFGeL6lOpZL9TSOj/CkxEap0DW71+rTQJlx/LO7t2iMdgRbXvgXCucCmCw== |
| 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
| 2026-09-17T11:15:56.815897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042261observed da9da3b502861a74524a7d1eac0b51d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:56.798798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042261/manifest.jsonobserved e3b75d8d88433afe5a6d63f3bbe61f2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:56.779249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042261/publication.mdobserved f54bc18c42ac62cded32d9c0adac463c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:56.760040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042261/publication.txtobserved 7f8b00ac606f217a6a4ae95255721253...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. |
|---|