OT-2026-000028996
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off before 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-2026-000028996) never changes.
Identity and time
| Publication number | OT-2026-000028996 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7b69-9bb3-502634c7cfdc · 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-2026-000028996 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5b836483713d1c968af5d1aeb8e418ab52964687745b8e3c7b7de6f36cf7c0e |
|---|---|
| Markdown | f38adc86c8323719c177d87c86a526caa08adf1243fc9e42251e34c18e5059d2 |
| Publication page | 0b7ccd522979528624a6bb6ec15a4e1b51d88a7d9d481c59177ca4d6c502ef3e |
| Manifest | 4810c100516558d79731bc7a548697cde3ee7926d4dd73eb770b70665b442656 |
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 | BSMTIzhBSEQeyVwePPDsTz7hfFGRAozHnopiKkp+Q6z0hKzX3c6AhEHy1CTDql+z5Xxs+NKr5Xf8KQvSoisGCw== |
| 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
| 2026-09-17T08:20:32.522776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028996observed 0b7ccd522979528624a6bb6ec15a4e1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:32.504184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028996/manifest.jsonobserved 4810c100516558d79731bc7a548697cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:32.486664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028996/publication.mdobserved f38adc86c8323719c177d87c86a526ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:32.467687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028996/publication.txtobserved b5b836483713d1c968af5d1aeb8e418a...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. |
|---|