OT-2026-000007688
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000007688) never changes.
Identity and time
| Publication number | OT-2026-000007688 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76be-7083-a590-2320e9737b20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007688 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65ab6fb08434d9efc762e6427d83e3423d202daa49bbb2eedd76e2c3c139c21d |
|---|---|
| Markdown | b791ce63c9f5489d16fbf92f55dd4c58690d4c14e6706d411326ce0fa1900bcc |
| Publication page | 4fc40e2d173f6e28638ff5322fd55f7e01d33d87eeeba9f5b1a9d962262fc28c |
| Manifest | 7f6dd1a1c8bc6f3db2b70a3e5a7e7ed00f4e8ab15b09d2b2036e93aa765e362d |
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 | p21X6nFtXVRQu1NRCrPL8KCM0Fm6oeO1jrHdacbS1B7hTABYnEBsTBG8hw7q5yeZZoYMkFJsrooZ4om+sRxKCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:19.027428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007688observed 4fc40e2d173f6e28638ff5322fd55f7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:19.010261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007688/manifest.jsonobserved 7f6dd1a1c8bc6f3db2b70a3e5a7e7ed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:18.992063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007688/publication.mdobserved b791ce63c9f5489d16fbf92f55dd4c58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:18.969828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007688/publication.txtobserved 65ab6fb08434d9efc762e6427d83e342...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. |
|---|