OT-2026-000004851
Publication integrity record
Vacuum cup gripper, two stage ejector, pressure verified at each zone
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-2026-000004851) never changes.
Identity and time
| Publication number | OT-2026-000004851 · never reused |
|---|---|
| Internal UUID | 01a0a925-58d6-7e86-b3f9-1e3fbf56ef5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:36:32.217840Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80d54c3503602939bb5c4264c3921729df880580219309aa1c22dda319185296 |
|---|---|
| Markdown | 5d157c30da94e6fbb85eff35b702dbd75d9d625efe658dc1591b1f997ac50b68 |
| Publication page | 969983a00836e7c57977f5f4c9a625e469ee7277a5105418d6a678e8f05ac2bd |
| Manifest | f33a26e994bfa9a924651ac5b017c5dc9ebcae002dedf962a64796e1d1e4bb5b |
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 | STo2phe4Ill9z6MTRS12smIn2G3dgOsHJLFvunjuFwuYDjca9EZgLn5EM+t6dhOxRk1QKsIUllMOwAkJyIEwBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:12.185909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004851observed 969983a00836e7c57977f5f4c9a625e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:12.172585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004851/manifest.jsonobserved f33a26e994bfa9a924651ac5b017c5dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:12.157176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004851/publication.mdobserved 5d157c30da94e6fbb85eff35b702dbd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:12.143266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004851/publication.txtobserved 80d54c3503602939bb5c4264c3921729...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. |
|---|