OT-2026-000048087
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000048087) never changes.
Identity and time
| Publication number | OT-2026-000048087 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c423-71e0-8511-61b99990ff80 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048087 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddfecff17d1bfc179a43b9f40c97e73c32396edb6305f9975ae4c9e8cd103d3c |
|---|---|
| Markdown | ea73d2e572cb8487ae8c37acef99abec8ac42c2dea21b9744c18418dbd23d20f |
| Publication page | 69b5ea39a59ea55f0c1d4536ad6e8b39659ce735194ab78f9140b879de30e024 |
| Manifest | b55be91e3b23fe500150f81eedb71981f5f664e4ffea502bda4d8db8391d616d |
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 | vSJkuteUSg+4qkAOQqsVYRaoHaE0rNRMFk/8B3uJ7wezZo/EH+f4yOLlRJt0W56SRa+nU7SPzv4LJHxs09uGDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:06:06.438533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048087observed 69b5ea39a59ea55f0c1d4536ad6e8b39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:06.421588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048087/manifest.jsonobserved b55be91e3b23fe500150f81eedb71981...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:06.403633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048087/publication.mdobserved ea73d2e572cb8487ae8c37acef99abec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:06.385079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048087/publication.txtobserved ddfecff17d1bfc179a43b9f40c97e73c...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. |
|---|