OT-2026-000004892
Publication integrity record
Vacuum cup gripper, two zone face, two outlet manifold, pump fed, pressure verified
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-2026-000004892) never changes.
Identity and time
| Publication number | OT-2026-000004892 · never reused |
|---|---|
| Internal UUID | 01a0a926-d9c3-7e3f-a50c-ce36c36429d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:38:10.869259Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004892 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2ecc092105f93559001746df8eb0ec41eb7621fbfc299a456ef6465449ed46a |
|---|---|
| Markdown | eca81ad2eae2c7cb2d709419c858f7db41a54fb395761d12639fae00bfa4bf3c |
| Publication page | 94a8b46c0cfac9e58155d6ecd1c8d90b845a9ec255098cf95cebfa9beae5d80d |
| Manifest | 7d1ba24f8ade36827d35bbea2925952e54e40379810cdece1ccaa8a50f21341a |
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 | K0KDYLugzu4yfWkN0q9Skcj1G4gfwyeUgeShbhOrfzBOdveGYOxaalEfs23qrOf9KZXthPZOmws0X8JYx0mPAA== |
| 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
| 2026-09-16T07:40:07.694370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004892observed 94a8b46c0cfac9e58155d6ecd1c8d90b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:07.679282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004892/manifest.jsonobserved 7d1ba24f8ade36827d35bbea2925952e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:07.664244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004892/publication.mdobserved eca81ad2eae2c7cb2d709419c858f7db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:07.650732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004892/publication.txtobserved d2ecc092105f93559001746df8eb0ec4...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. |
|---|