OT-2026-000006049
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, two stage ejector, polyurethane cups
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-2026-000006049) never changes.
Identity and time
| Publication number | OT-2026-000006049 · never reused |
|---|---|
| Internal UUID | 01a0a94d-9a46-721e-b74f-4cfc0d38911f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:20:30.409655Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006049 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ea9e1362d847faea5704eaadc623176a71b6974a9d26e234f163c109e6f379f |
|---|---|
| Markdown | ce1da7af112523e0f65aeb8edac15aa57105b75f23c4b54f935d5bd1c0c4ddbb |
| Publication page | 30999846a8250a7265d3e067cf5945928ed32cfa6389c81cb7d9e9f9e800af80 |
| Manifest | a253794a37c83070c6e8e3b99c88dc06a94407e03f09250b82a022a5488dce71 |
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 | AigniQtRB0yITaE5gBZfKVmsBeCqCo8+Za4aI24GBXA7JkihlqgmwAvj7Ujg2ISKCBa1gl2Py4OYa9OnWtDhDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:33.405527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006049observed 30999846a8250a7265d3e067cf594592...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:33.392447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006049/manifest.jsonobserved a253794a37c83070c6e8e3b99c88dc06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:33.379698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006049/publication.mdobserved ce1da7af112523e0f65aeb8edac15aa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:33.252783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006049/publication.txtobserved 7ea9e1362d847faea5704eaadc623176...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. |
|---|