OT-2026-000007273
Publication integrity record
Vacuum cup gripper, two zone face, per zone isolation, ejector fed, pressure verified, polyurethane 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-2026-000007273) never changes.
Identity and time
| Publication number | OT-2026-000007273 · never reused |
|---|---|
| Internal UUID | 01a0a978-e583-7b7e-9e75-061f8d76ca43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:07:47.718711Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007273 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00e8ff0e1c9abbb245209ce2ae5551e0ccb67ea7c375619694c74bbf0b47bfad |
|---|---|
| Markdown | f62cf9ad0908bf372efc466c375a277ee620f517fc86bfb40177d927482e79a1 |
| Publication page | e81189a8af1a39ea06afd857655cbbdb7f9acc50056ab2cdc1b1dfb61eb9fd37 |
| Manifest | 1ae7d82000a1c483631d0612d4ff896866bda93e36d9d14b17e697196ac30c38 |
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 | u6vpZaP4TTHneu9buZJBSDXQ7LOEeM/WdLOiSccP729St7rBlvhub7HjkAd4oPC0HZJiWDwZ6i1E3P0vP6WZDg== |
| 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
| 2026-09-16T09:10:09.152768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007273observed e81189a8af1a39ea06afd857655cbbdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:09.139255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007273/manifest.jsonobserved 1ae7d82000a1c483631d0612d4ff8968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:09.002110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007273/publication.mdobserved f62cf9ad0908bf372efc466c375a277e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:08.989079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007273/publication.txtobserved 00e8ff0e1c9abbb245209ce2ae5551e0...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. |
|---|