OT-2026-000047879
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000047879) never changes.
Identity and time
| Publication number | OT-2026-000047879 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c421-725a-8172-de714fb9fb52 · 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-2026-000047879 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd104de91b82493fabdc5c3aa504080a903c6c46c9c2418e1063c2a748207470 |
|---|---|
| Markdown | 4325c09bf783d73598ff2312796d2d84784d8c92ae28b500aa84ec0c3e7803b0 |
| Publication page | 56d868be27b1dfb9c029a05b4e949e21e6dfafccff2091582bfde14644ea03be |
| Manifest | 1d2f15d099f9b6f5860a0318efa68cdff0278c77272013f80c4e34df79b2c349 |
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 | djtFHcyZ4zhKLvyVGnYYncVU3xvvjXoGRHgV3ltW+wmNGcKUBLflT8mmmvX4xucaaZPbpCnL71bkZC66sTo8Aw== |
| 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
| 2026-09-17T11:05:48.616334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047879observed 56d868be27b1dfb9c029a05b4e949e21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:48.596165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047879/manifest.jsonobserved 1d2f15d099f9b6f5860a0318efa68cdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:48.551148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047879/publication.mdobserved 4325c09bf783d73598ff2312796d2d84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:48.511231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047879/publication.txtobserved dd104de91b82493fabdc5c3aa504080a...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. |
|---|