OT-2026-000057428
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000057428) never changes.
Identity and time
| Publication number | OT-2026-000057428 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-7791-9f27-e18c4f1472fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92a1d732402dac478e3d9155dab2637c1922673099470e5eed8f41b08777eded |
|---|---|
| Markdown | 668fa32a116eddbb11e8c735a6ff10fdee09c682fadddd6120dd92aeb327f0f2 |
| Publication page | 9e7604eca6d40282b2d5a2ca3586fd78a621d89f6f898323cf7805089ae57d37 |
| Manifest | 165f8039841620af40692be0c8ff9d141816b3b8b6f829e9da2c32e35f589fb7 |
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 | 3aYzyLdQCrbPbyaBs3e8aU+4y8jaJX/gAgtU4fotKlew1T/PX+SZ1GtjBY4dOPmirUuaXuIfwlRvLwSHdWQeAw== |
| 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
| 2026-09-17T10:49:43.260456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057428observed 9e7604eca6d40282b2d5a2ca3586fd78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:43.244959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057428/manifest.jsonobserved 165f8039841620af40692be0c8ff9d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.228499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057428/publication.mdobserved 668fa32a116eddbb11e8c735a6ff10fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:43.211165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057428/publication.txtobserved 92a1d732402dac478e3d9155dab2637c...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. |
|---|