OT-2026-000028888
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000028888) never changes.
Identity and time
| Publication number | OT-2026-000028888 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-706c-b05d-23297a0c9a54 · 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-2026-000028888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b7a0eb89640140a2af4823b0ee177b913175bff2e56e665e2fd3e971fb696ce |
|---|---|
| Markdown | 86ceb1a529abf7fb05298981cf07b799a846a59dc5d3d367e45794985eeca190 |
| Publication page | 6326af74ea1fbd330692acb728b4bac2ff4835dd258fd4dab06a1261accf7c37 |
| Manifest | 1e5b601eb86b1d0ef5a6b97be5cc6e4b063deecbc7efa2b444ff58b5096ec4dc |
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 | /YP2PpWMhIex2m6yqEFkbwAuHnBSHEHl8fM0KSsWc32YvWjr+95BOqa2Fe7DgU35ONu0I1XWHepMdE1SvFhlBA== |
| 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
| 2026-09-17T08:20:15.483378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028888observed 6326af74ea1fbd330692acb728b4bac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:15.466189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028888/manifest.jsonobserved 1e5b601eb86b1d0ef5a6b97be5cc6e4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:15.447179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028888/publication.mdobserved 86ceb1a529abf7fb05298981cf07b799...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:15.429527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028888/publication.txtobserved 7b7a0eb89640140a2af4823b0ee177b9...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. |
|---|