OT-2026-000078643
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000078643) never changes.
Identity and time
| Publication number | OT-2026-000078643 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c2a-728c-aac1-2b2befc8fc77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078643 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac12f7f303c643688724a893c4f7e6ce2ed9890c0154649043bf47c8d5774689 |
|---|---|
| Markdown | 1d539e62f640080c883ca6288080abdfda05c853fb3dded8ed257583a9b1a080 |
| Publication page | 95945c1f29f7b259e8d3e2a1c3bf0c4e148da608888a7b5e28957e02e6c3800c |
| Manifest | c2c89b6e746da4268f49ca97b320145ed0fb75378d8d54642bf721ceb5ff435b |
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 | 2wYv8ErdrfDMSOVtGekls7QUCTRngLSmdDJXTMjgutlZ93LUGGc6deX9WHp4hROXBl4BCFn43b+/jb81uV41DQ== |
| 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
| 2026-09-17T10:06:41.317293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078643observed 95945c1f29f7b259e8d3e2a1c3bf0c4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:41.298308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078643/manifest.jsonobserved c2c89b6e746da4268f49ca97b320145e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:41.278356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078643/publication.mdobserved 1d539e62f640080c883ca6288080abdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:41.259131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078643/publication.txtobserved ac12f7f303c643688724a893c4f7e6ce...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. |
|---|