OT-2026-000029023
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000029023) never changes.
Identity and time
| Publication number | OT-2026-000029023 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7c58-bf0e-042211bd8507 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029023 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6297e0110bc4487fe9a6567d640a23344c14551589d26585273751549ee960cd |
|---|---|
| Markdown | ac00b750ddf5383fd32a5ce44a22d49c58955f82df7c24dbab40160e8dc1d780 |
| Publication page | d997db731d2f532bf6747b0f32611c0c379917a09c20ca43c35942339670fa47 |
| Manifest | 5105dad17668eeab53ee8fb2b6018b78dd517e86a1c8217faafe7cc52e332831 |
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 | aLAWRR5nY422BTF2VkBMx2WdeqXmyhWyrCZuDFBWIiN5myl+jEUOLbMJfEUVqn+EI7hOGZ8/fDmT1QDLds2lAA== |
| 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
| 2026-09-17T08:20:36.758110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029023observed d997db731d2f532bf6747b0f32611c0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:36.740825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029023/manifest.jsonobserved 5105dad17668eeab53ee8fb2b6018b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:36.724535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029023/publication.mdobserved ac00b750ddf5383fd32a5ce44a22d49c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:36.707266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029023/publication.txtobserved 6297e0110bc4487fe9a6567d640a2334...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. |
|---|