OT-2026-000090413
Publication integrity record
Foam pad 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-2026-000090413) never changes.
Identity and time
| Publication number | OT-2026-000090413 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7561-9398-98d86624bd1e · 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-2026-000090413 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2d7767162dde4a5d1693265909c79e703481820cb5af9070fa2219ac945181cb |
|---|---|
| Markdown | 89bd6e3698059374171457d8d9376f99bec9a68bf28e7e01be780904150febb4 |
| Publication page | cd13ad88b90f497c3d06ec659a1c4bb3fb871fc9f3ca03d7bbd5a40db1daf320 |
| Manifest | 2681130ed14fa717b84e205a9b4c6581b8d3b5d903b709dbb76d1306b4af078d |
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 | lMW1NhcanpgmSJM+ZeLXLQ1nMTtTRxwMefOp7lWQVbdFuiwV39RjfOfzePVtYps3lsUdJxPCdwL3z5JQKW2gCg== |
| 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
| 2026-09-17T09:44:31.684702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090413observed cd13ad88b90f497c3d06ec659a1c4bb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:31.668726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090413/manifest.jsonobserved 2681130ed14fa717b84e205a9b4c6581...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.652419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090413/publication.mdobserved 89bd6e3698059374171457d8d9376f99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.636487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090413/publication.txtobserved 2d7767162dde4a5d1693265909c79e70...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. |
|---|