OT-2026-000007180
Publication integrity record
Porous face vacuum gripper, common isolation valve, ejector fed, contact triggered, closed cell
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-2026-000007180) never changes.
Identity and time
| Publication number | OT-2026-000007180 · never reused |
|---|---|
| Internal UUID | 01a0a975-9782-7e0a-bf71-b0f74ebd7d2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:04:11.141350Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007180 |
| Status | PUBLIC |
Content hashes
| Canonical text | 569bb863a8893ee3126820705ea5bba3578234e43df89b3d24ace30b926be5bc |
|---|---|
| Markdown | 67b37651c9ae702c03ffb8aae4169fe1c5c66648a29d90d6d34bafcb3daa3070 |
| Publication page | 35b8647261b143cc28f2a5c3376711a4e03ad7fdecbd1dbf7bd519484f0b1d89 |
| Manifest | 1c7ba6aa1798ca3af2b9a6d0c667c2d7d41ce4c68f8771c74d2f6afc139f5924 |
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 | +3kBxdc25yGh91JNz8Z+4mIX79LJOQytXDiBOos5fxiEG0J9f/ME+VYpnlUJAzXNFNpvyxLhIBQXfqEA2owGBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:18.631006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007180observed 35b8647261b143cc28f2a5c3376711a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:18.511780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007180/manifest.jsonobserved 1c7ba6aa1798ca3af2b9a6d0c667c2d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:18.500448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007180/publication.mdobserved 67b37651c9ae702c03ffb8aae4169fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:18.489926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007180/publication.txtobserved 569bb863a8893ee3126820705ea5bba3...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. |
|---|