OT-2026-000053419
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000053419) never changes.
Identity and time
| Publication number | OT-2026-000053419 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-7e06-9990-2fe50222dd2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6db992fac2e79f7bcd69fd24e4428168b5180ba6705928d05aa35598bacfb157 |
|---|---|
| Markdown | 09d5eda766e1ea662b698f57cffda2b3d92dce61eb448b15f6ca0a070acdbf66 |
| Publication page | 7e40367ee9fcecbb62a60a21d757a1cee6f8c30531ba9def0b50d1eb789a6646 |
| Manifest | 2b0f92c44015d83c86c5e193f944c35a66a9f412174b2a713fa7a2eef98ac2a8 |
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 | 9Kao+6eb2F8NQBOh2O3efYTSk3Yv6D3dcQC/VHBbG3FtXcd3Z2dTMw1RHn5psv+9cThjQOAXMyD/KwCf2VjaCA== |
| 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
| 2026-09-17T10:55:09.121706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053419observed 7e40367ee9fcecbb62a60a21d757a1ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:09.102591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053419/manifest.jsonobserved 2b0f92c44015d83c86c5e193f944c35a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.080861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053419/publication.mdobserved 09d5eda766e1ea662b698f57cffda2b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.060360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053419/publication.txtobserved 6db992fac2e79f7bcd69fd24e4428168...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. |
|---|