OT-2026-000090932
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000090932) never changes.
Identity and time
| Publication number | OT-2026-000090932 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7ea4-9c9b-425325502d64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090932 |
| Status | PUBLIC |
Content hashes
| Canonical text | e0618779b16bf0bb975f1f07827dac1c8bc0aed540b881760c12aeb8db4f2ca6 |
|---|---|
| Markdown | cd5c8a641a40138c15cc813a25ac02bcac886e2c89b54034fc2d286b2468db3f |
| Publication page | df08e995e250f6d970f4741172a15de7268aa3d5a6bdff665b43e5dba69ad43d |
| Manifest | 9715eeca2a4a4959591bd5d7d6e60ea4e64e111dc7adec5a8c64da8fd9ceaab8 |
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 | UdwlWFc+W4LR/g/zRQnQXYmYu7BkZ5QpiizB7MJDgINnwoSv6OW56AA2xi5YTr5I6KyBMKCGVXlVdP6r0pf0BA== |
| 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
| 2026-09-17T09:44:09.224372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090932observed df08e995e250f6d970f4741172a15de7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.204363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090932/manifest.jsonobserved 9715eeca2a4a4959591bd5d7d6e60ea4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.187678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090932/publication.mdobserved cd5c8a641a40138c15cc813a25ac02bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.169586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090932/publication.txtobserved e0618779b16bf0bb975f1f07827dac1c...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. |
|---|