OT-2026-000099942
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000099942) never changes.
Identity and time
| Publication number | OT-2026-000099942 · never reused |
|---|---|
| Internal UUID | 01a0aea3-1473-7aae-875d-94702eeef88e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:58.336218Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099942 |
| Status | PUBLIC |
Content hashes
| Canonical text | 256455629102f5bca11b5977a79852e1d7dc7ba0c6831fa3b78f6c92c65c4bf7 |
|---|---|
| Markdown | ddbf701ac1bd0d7ebbfc1dbf4494b15e17b599f6864578798fab2d1b3f355f25 |
| Publication page | 1b1cd5ff889025818e125b428649b26755ad0c610dd224acc0ecd11811867a38 |
| Manifest | 1000a87f04227ba8c0ede735640ae2aaa05d80c011a23215f220374f310a4129 |
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 | ydsTQRr9xIJVE7Lnfz7jBgp8u92OxBYBeQ8/kwLvHUgd2kDRTvpzdKAES89HUq8WbO0tpOHHS7oik+lHkKiTBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:35.533008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942observed 1b1cd5ff889025818e125b428649b267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:35.511939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/manifest.jsonobserved 1000a87f04227ba8c0ede735640ae2aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:35.492638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/publication.mdobserved ddbf701ac1bd0d7ebbfc1dbf4494b15e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:35.475279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/publication.txtobserved 256455629102f5bca11b5977a79852e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:51.101597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942observed 1b1cd5ff889025818e125b428649b267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:51.083520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/manifest.jsonobserved 1000a87f04227ba8c0ede735640ae2aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:51.066120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/publication.mdobserved ddbf701ac1bd0d7ebbfc1dbf4494b15e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:51.047934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099942/publication.txtobserved 256455629102f5bca11b5977a79852e1...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. |
|---|