OT-2026-000007313
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, pulsed blow off after set down, rubber 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-2026-000007313) never changes.
Identity and time
| Publication number | OT-2026-000007313 · never reused |
|---|---|
| Internal UUID | 01a0a97a-4ec5-79b8-a260-430002594b2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:09:20.200724Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007313 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3143693f8f9ee5dec0e9973942d0b78be9ee7e592d799056fa142b0815ce205 |
|---|---|
| Markdown | 6f8d9a76eecb27930ee4bfb86adf1810e3565ab730e0c4be6bf27385ed3578e7 |
| Publication page | d5d49e39d272cc0be5dfdaa29e1c102109d36cf229cca9abb3d9b9810820fa78 |
| Manifest | 39ad437e8e47bd1f3e8b0640470394895caba3b46b68d559311d7d2106b1ec66 |
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 | A9mm9TZijQy/I7uJl5orzCaIHt1Xh1NPwsx7oeav6gdWdiqOg2HJ3dnAUOah7KwYs9dcJJ6pdCBT8ZITKYR3Bw== |
| 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
| 2026-09-16T09:10:04.954328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007313observed d5d49e39d272cc0be5dfdaa29e1c1021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:04.941639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007313/manifest.jsonobserved 39ad437e8e47bd1f3e8b064047039489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.928446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007313/publication.mdobserved 6f8d9a76eecb27930ee4bfb86adf1810...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.916039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007313/publication.txtobserved f3143693f8f9ee5dec0e9973942d0b78...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. |
|---|