OT-2026-000025980
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000025980) never changes.
Identity and time
| Publication number | OT-2026-000025980 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a83f-7107-8490-171476700e19 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25c5bb64269d8e960e6756859f6f74b0d9f662a671b24a91eb9f5a71397aea3d |
|---|---|
| Markdown | dfb4ab3b0c92e1e9e8762ca6768c025233f852a591b18d6f09e204f2e95b3cef |
| Publication page | cfbfa76ba3d21a6742a41096a92e89469edf2930e27ac393b217dc7242559064 |
| Manifest | b13222ed438eae5a0a1d90541a60603803931138930990b01bebac6409bea409 |
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 | 2DUdbnaapZ3uqwuY3gx6JgYcnWRRToUGdpb00D/5BWFlWHXsAP9PysugZ/E51x0Rip/vPh/Mm31oANEvMeOHCA== |
| 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
| 2026-09-17T11:46:21.063479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025980observed cfbfa76ba3d21a6742a41096a92e8946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:46:21.045388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025980/manifest.jsonobserved b13222ed438eae5a0a1d90541a606038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:21.027764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025980/publication.mdobserved dfb4ab3b0c92e1e9e8762ca6768c0252...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:21.009604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025980/publication.txtobserved 25c5bb64269d8e960e6756859f6f74b0...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. |
|---|