OT-2026-000052859
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000052859) never changes.
Identity and time
| Publication number | OT-2026-000052859 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7602-9078-ab8339a22daf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052859 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8212547b4d7d09aaf0cffc121fcef2873bd98866b492aa7bbf8b249997958f1e |
|---|---|
| Markdown | c022d613339605fc76ced399831065c0a74084c44cdef230a349bd5e902a737e |
| Publication page | e575d56ef77f62c86d3039d08acb52e2f22700d21c4a4c0f712479f25764e04e |
| Manifest | 29b591f343e83f83e77bdf4ee2921d5ecbb9e655fcdf29d3cd2b36c438bca3b4 |
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 | 2fUspbI3yIzsvSf/8M30wZIvsdgeth8SEb5I0tnIuh7jGJyEBuCFcREeeYMIvgPF0IMgalkeyZKXLw/gYUyHDQ== |
| 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
| 2026-09-17T10:56:29.392568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052859observed e575d56ef77f62c86d3039d08acb52e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:29.376617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052859/manifest.jsonobserved 29b591f343e83f83e77bdf4ee2921d5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.360527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052859/publication.mdobserved c022d613339605fc76ced399831065c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.343087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052859/publication.txtobserved 8212547b4d7d09aaf0cffc121fcef287...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. |
|---|