OT-2026-000087021
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000087021) never changes.
Identity and time
| Publication number | OT-2026-000087021 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-9f2d-7681-aa7e-d7ce919c25e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:44.027043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087021 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9ef2ebfb1fc91e855bca065b78f1542bdcbf6ec68b93d9081e164be6c35f665 |
|---|---|
| Markdown | 7055ec3e64455514b17e79b78899397d8cce9e3448c6ce6582d3f300cf9177ed |
| Publication page | 21a2e2d42560899700c92fa649f4cba815b2eb2700a4d2cef493274a4d98c57a |
| Manifest | 4724a99cf87b69e36593a813d389987ebc673092c40a4bca27e1a04d6579b35e |
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 | /gw3Z9wHoflXBoMv6KZOzsck7KJFDd8P7zIcIwBIiWJF++M51P5Crv8DMzGnbfgPzmCvsVVo/2nFOvAiQzUJDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:51:14.616093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087021observed 21a2e2d42560899700c92fa649f4cba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:14.598761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087021/manifest.jsonobserved 4724a99cf87b69e36593a813d389987e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:14.580672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087021/publication.mdobserved 7055ec3e64455514b17e79b78899397d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:14.563725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087021/publication.txtobserved e9ef2ebfb1fc91e855bca065b78f1542...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. |
|---|