OT-2026-000090406
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000090406) never changes.
Identity and time
| Publication number | OT-2026-000090406 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7606-ba34-d824962c6fb3 · 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-2026-000090406 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec7ae8d8c64e536c1a9c189d5521c291662e08b72a292fa563eabdb29d9a7b6c |
|---|---|
| Markdown | 2ea071058da4170ea2de8f9fcf7b171611830682ef14338cccb2d6b08809ba43 |
| Publication page | 2deb5a2d00eaa390789bff1a0c5c42cdc88db0cc617f1c4bb225b632ee3635ab |
| Manifest | 202122851364c6c329dae4c7b760a2ca802c911094bbde3e135e5a15a8f3d11c |
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 | m1KfXeh3KFt50YQjPc09hAVZ0SBtid6uCQ2X/UcqkiZaxxU+wzXvZ5DUZ1iksLuuJ31bJCup5sPDGagU3yHcDA== |
| 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
| 2026-09-17T09:44:31.165666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090406observed 2deb5a2d00eaa390789bff1a0c5c42cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:31.148203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090406/manifest.jsonobserved 202122851364c6c329dae4c7b760a2ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.132439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090406/publication.mdobserved 2ea071058da4170ea2de8f9fcf7b1716...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.115205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090406/publication.txtobserved ec7ae8d8c64e536c1a9c189d5521c291...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. |
|---|