OT-2026-000077458
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented after set-down
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-2026-000077458) never changes.
Identity and time
| Publication number | OT-2026-000077458 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7e2d-a01d-8d8976a4cf2f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077458 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8d5df6e061be0f50e422cac50ecfb67e087ff2dead7c194981b56e19ca60730 |
|---|---|
| Markdown | ff183bfff858e895bd6a15ef9be583f65e9ff096bcf4987edd58bfc417daf47a |
| Publication page | 815b23affa595666388e673dbfc66a03aa54b3bfd109b8140dee31fa1e95509a |
| Manifest | 75b4baee39c9742a850bb92746b301afa328aeacc7fa3feb99557f08b2ea1d88 |
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 | I9DAtVgekAJh2U+XKI45fdt/yR+G3PUW8HItxr6S6i7bBakT6L3l8zQ8cDi1PSrQInXG3hw3kCB263YOHuMxCA== |
| 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
| 2026-09-17T10:10:52.061192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458observed 815b23affa595666388e673dbfc66a03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:52.044343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/manifest.jsonobserved 75b4baee39c9742a850bb92746b301af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:52.005760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/publication.mdobserved ff183bfff858e895bd6a15ef9be583f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:51.967578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/publication.txtobserved d8d5df6e061be0f50e422cac50ecfb67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.217179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458observed 815b23affa595666388e673dbfc66a03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.196409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/manifest.jsonobserved 75b4baee39c9742a850bb92746b301af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.173563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/publication.mdobserved ff183bfff858e895bd6a15ef9be583f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.134034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077458/publication.txtobserved d8d5df6e061be0f50e422cac50ecfb67...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. |
|---|