OT-2026-000007285
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, contact triggered, vented before set down, silicone cups
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-2026-000007285) never changes.
Identity and time
| Publication number | OT-2026-000007285 · never reused |
|---|---|
| Internal UUID | 01a0a979-4fb6-7f88-ab3b-0fa8c0d35e77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:08:14.904937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007285 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70875a01051a3b820ab060b653b7bfbd4db0f902a816536382d9190f16e85f55 |
|---|---|
| Markdown | e5187566b75bfbf65b100840ebbb949299c8f52d17a54fd7644334683723624c |
| Publication page | c61b6753cfa91dc08eb0725e04983ad70ac8bb5fb226ca3f55c63060568c7986 |
| Manifest | 6696a17f29cd88622cac0fca0954ad01fcabec68b0011b184fbee655f0e3548f |
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 | O6HHezzdNBT6zMfF/WYWcZi5T9x0QUO47IrXZ0Ditg9he/FcU7jNMZeYcmGrxE7dq1xi64+/LQjK1+lFVOBVAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:07.912183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007285observed c61b6753cfa91dc08eb0725e04983ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:07.895584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007285/manifest.jsonobserved 6696a17f29cd88622cac0fca0954ad01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:07.882071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007285/publication.mdobserved e5187566b75bfbf65b100840ebbb9492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:07.744533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007285/publication.txtobserved 70875a01051a3b820ab060b653b7bfbd...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. |
|---|