OT-2026-000030973
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after set-down
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-2026-000030973) never changes.
Identity and time
| Publication number | OT-2026-000030973 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb7-765b-b567-662e5e835d3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0edd1a745b3efe81ad44103d874d3bded5a09423cb6959efb77e648a6e85f226 |
|---|---|
| Markdown | 19bdb2fbe54c5550eb2beedcf61543695e380af8f860cfb91a7e287e9f7a1e59 |
| Publication page | b973aecb4898907fd7b7d96fd03960d9470a1eb47ac2262795dfb1ceb6836122 |
| Manifest | 107ab7be7b1a72d6cc276e00399eb3a18d6f66c7f4279ced679d03d03d57c86a |
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 | TFHuzFlGMcWId1UUE1UMGEvymjaHXstOHFUOs4RbzDF4d4YB0spFUgL5kSDlVJwQVd4J8amgeaK/mzEkV6jxCQ== |
| 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
| 2026-09-17T11:36:58.863041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030973observed b973aecb4898907fd7b7d96fd03960d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:58.845039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030973/manifest.jsonobserved 107ab7be7b1a72d6cc276e00399eb3a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:58.826816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030973/publication.mdobserved 19bdb2fbe54c5550eb2beedcf6154369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:58.808398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030973/publication.txtobserved 0edd1a745b3efe81ad44103d874d3bde...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. |
|---|