OT-2026-000090541
Publication integrity record
Four cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000090541) never changes.
Identity and time
| Publication number | OT-2026-000090541 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-713f-90be-f1ea0b8364fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090541 |
| Status | PUBLIC |
Content hashes
| Canonical text | c70f5610326142a327c1d0d3be5e78174e20dca09799599223fb061933e051d4 |
|---|---|
| Markdown | d1b414af9009c0374d5648a5eba3fb0d050079e48238fceb56e52a3fe6772829 |
| Publication page | 5cb72b6d2e85c44b704789829f15bb116dcba0d7a934d544f32eef987eafd2f8 |
| Manifest | 16b8ae7da570b11d9486fc6c938caf319320e45b42c20b34d8dd2441fd001f04 |
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 | ZJv6SfmeiI5TMnHq4qyde/STCZRl2OnPDrO/9M7+m8ycwKetEsCRbkOuiVCB8BX3YDQpiBsgVLrsjHJbfYJwBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:42.806912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090541observed 5cb72b6d2e85c44b704789829f15bb11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.787832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090541/manifest.jsonobserved 16b8ae7da570b11d9486fc6c938caf31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.770374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090541/publication.mdobserved d1b414af9009c0374d5648a5eba3fb0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.752681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090541/publication.txtobserved c70f5610326142a327c1d0d3be5e7817...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. |
|---|