OT-2026-000052391
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000052391) never changes.
Identity and time
| Publication number | OT-2026-000052391 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7815-93c4-aeab6c1a4fca · 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-2026-000052391 |
| Status | PUBLIC |
Content hashes
| Canonical text | f90756afd26af1fc796e10dca524cf3151a85376f28d6ec8b8f250731dcc5f75 |
|---|---|
| Markdown | 7dcc3e2d8f1a4899649f363a1927d7b8bc03906302d8f6590eb910761ebfab7f |
| Publication page | 3912696d24bb3015bf7a9dd6fd607ec6fe429fca855a92886bd910af899aae70 |
| Manifest | 2d892314e9c962ee4629ca7736497cede3715cf706777cc4e5e0e19557b16e6d |
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 | wt1feb+hikynYuhD0dF9inYBauUX6bz6KPxUAwkneiYXRQUK1D/yBnTFVkhMqwxnnyWgGsp0IsK+n1oz8PH4Dg== |
| 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
| 2026-09-17T10:58:05.862851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052391observed 3912696d24bb3015bf7a9dd6fd607ec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:05.844687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052391/manifest.jsonobserved 2d892314e9c962ee4629ca7736497ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.827336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052391/publication.mdobserved 7dcc3e2d8f1a4899649f363a1927d7b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:05.809641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052391/publication.txtobserved f90756afd26af1fc796e10dca524cf31...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. |
|---|