OT-2026-000048331
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048331) never changes.
Identity and time
| Publication number | OT-2026-000048331 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-79c8-9063-e61ba703491c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048331 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3f35e35cd6e9a625a0b5cd549f27a793266b8b539da6328252ecec0f1ae8f85 |
|---|---|
| Markdown | d400926aa986e4371b8075e01b6de989691ae0538fadb0e8dcdee3ad4cfbbc8c |
| Publication page | bab32eb9503e6eec378b2abb1726f6d3cae06c0fb7878a543cadb457db821403 |
| Manifest | f78f6996bcf41aa396609dbfc2de4ba86db72541ab99234ea10581f8aefb3819 |
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 | o0eZWZToPT9V/fnnM8G+ULivGeMa+BxonS51wnXh9pxkAgB3OhhFMTKC35BByxSpcKBkWV56JAx27bHe30muDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:04:56.213936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048331observed bab32eb9503e6eec378b2abb1726f6d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:56.194990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048331/manifest.jsonobserved f78f6996bcf41aa396609dbfc2de4ba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:56.176160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048331/publication.mdobserved d400926aa986e4371b8075e01b6de989...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:56.157254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048331/publication.txtobserved f3f35e35cd6e9a625a0b5cd549f27a79...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. |
|---|