OT-2026-000051955
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051955) never changes.
Identity and time
| Publication number | OT-2026-000051955 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7d70-82f6-747646411ead · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051955 |
| Status | PUBLIC |
Content hashes
| Canonical text | 990abac16cb7454a4861b4644621a5b65056dccb8770ef2fa502437a9d88ae73 |
|---|---|
| Markdown | dfd601008d8337278991c9470c4f6745bb6b84768255372b5686a87a8c347114 |
| Publication page | 23241c7be7f0ab0bab2c4507f3fabca081ad698cd2e45ea2b902f45aa794cab8 |
| Manifest | 5b8c42604f91c8772c9f8a3296e359ea4f87b542d182ed8c5d329cd49fb40b8c |
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 | pd6GB4yCLeqJjWjvSVTfVnO5Hg1Zx18ZZn2shbjTUyYyjuQllR5S9yC7QhD2wQVM6krNBW0RpObVhzHrCopeDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T08:44:37.240939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051955observed 23241c7be7f0ab0bab2c4507f3fabca0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:36.985939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051955/manifest.jsonobserved 5b8c42604f91c8772c9f8a3296e359ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:36.485944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051955/publication.mdobserved dfd601008d8337278991c9470c4f6745...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:35.989657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051955/publication.txtobserved 990abac16cb7454a4861b4644621a5b6...fetched by grabo-systems from 34.44.131.203, 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. |
|---|