OT-2026-000090724
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-2026-000090724) never changes.
Identity and time
| Publication number | OT-2026-000090724 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7bb2-9b0d-47f135061daa · 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-2026-000090724 |
| Status | PUBLIC |
Content hashes
| Canonical text | 961f35a66e649836019f19a8741ba160bb9bd0128b486cde9b4c2be81f06540e |
|---|---|
| Markdown | ee015b7fd39d7df5b1e3dcf1c41d93d66c46cefe76c474fb073bf586463ac6c2 |
| Publication page | 4679db282c29cb617f1616e7ca4206fcd0b024ff3d6cf31e8974aa7863f6527c |
| Manifest | 20d77d9d0cfb9cc841594a4eac87deb1d1d74d16d17c800803ea754f130e49b3 |
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 | z0MzN7Xy1DSMZUjhE7XA8p8H8BsRPfoXy/9bpr0oEkwRFuhK2BVo8TPBgSy0j0dcXFqIzzc7Zkx07SAX9+qDAA== |
| 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
| 2026-09-17T09:44:22.749465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090724observed 4679db282c29cb617f1616e7ca4206fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:22.732667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090724/manifest.jsonobserved 20d77d9d0cfb9cc841594a4eac87deb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:22.715316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090724/publication.mdobserved ee015b7fd39d7df5b1e3dcf1c41d93d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:22.696896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090724/publication.txtobserved 961f35a66e649836019f19a8741ba160...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. |
|---|