OT-2026-000052251
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000052251) never changes.
Identity and time
| Publication number | OT-2026-000052251 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-7549-a97a-7d8305d6c9a7 · 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-2026-000052251 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2c141b546b075310a73d149a2651c077b5e800b8ca1a3741ea6c6cb181cdf8f |
|---|---|
| Markdown | a9a51f5bac4632a178646f3084f0f1b8ab0bcb5b46597d98957d2b0113aa7309 |
| Publication page | c1c7c76e7b1f2366ba2c49c5772d22c02c3e209f50caffce87aa2d3849bd7c30 |
| Manifest | 20cfc981756e22c97c361db049bbb85f111a05fd5e8d237bd4fa621b605d912c |
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 | fRX8BF5+rioKaXeB/0RolI5dgf+W/IU4t50SG26Vt2FAlsVMGfwgK2LQij/1Jj7G/hg4zK3DGDv3ZPZTqbahBQ== |
| 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
| 2026-09-17T10:57:50.010553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052251observed c1c7c76e7b1f2366ba2c49c5772d22c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:49.992519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052251/manifest.jsonobserved 20cfc981756e22c97c361db049bbb85f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:49.958948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052251/publication.mdobserved a9a51f5bac4632a178646f3084f0f1b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:49.928666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052251/publication.txtobserved e2c141b546b075310a73d149a2651c07...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. |
|---|