OT-2026-000090726
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000090726) never changes.
Identity and time
| Publication number | OT-2026-000090726 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-75bd-a3c6-59d8b448bc89 · 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-2026-000090726 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfe634d37f23ad002dba578f86d24d3be4c36252ce2b54934c36d4dbcca9577b |
|---|---|
| Markdown | 0238262615c15e6cd81813f6e019068b9b02a8756a161ce909844fd775e8cc5f |
| Publication page | 14dcfe6b880124ac812f46763531b35d0be5da645a470ef91d63fa3851b81df2 |
| Manifest | 9e47631626c73605225a04e87c377d1acb17066a9391d4a30d5ed5c21dcd2a48 |
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 | do+qw1No+jUlTERrA/vNLhswMM32lkr29YbxD2XAsQ6RggJeg0V0jrxMN0mcQ9ouiG/xfOtZMEnjqczfEJwrBg== |
| 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
| 2026-09-17T09:44:22.904901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090726observed 14dcfe6b880124ac812f46763531b35d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:22.887616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090726/manifest.jsonobserved 9e47631626c73605225a04e87c377d1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:22.868978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090726/publication.mdobserved 0238262615c15e6cd81813f6e019068b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:22.850303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090726/publication.txtobserved dfe634d37f23ad002dba578f86d24d3b...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. |
|---|