OT-2026-000021908
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000021908) never changes.
Identity and time
| Publication number | OT-2026-000021908 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-735d-ad63-45a8d494c0a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021908 |
| Status | PUBLIC |
Content hashes
| Canonical text | 338beecd7e0c6c3e29170b992a50a87904825d2f0e1157e7e6a16ed144867246 |
|---|---|
| Markdown | b3bebe2054db04eb5ae5ea897b15da47e41f21e1190b4ac5d54e2a9f49a0fbcf |
| Publication page | 32cf73851e739a729aadfe72f643fdec1e0f51b8247eafbde3ae1eb80a0b3183 |
| Manifest | 32a3db1e03d54eb2d6b7f9037f6389d7bd4e396adede21ab4a60dad4e6188a52 |
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 | HWuXE0KPWIPA4ALfZw5XvnmkJkD4TX09rf79HrUqFU1Grs0JCfjH9TtzZ3sgHF/xLVX5bw/T54G/lHi0SHOPCg== |
| 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
| 2026-09-17T11:54:28.784583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021908observed 32cf73851e739a729aadfe72f643fdec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:28.766400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021908/manifest.jsonobserved 32a3db1e03d54eb2d6b7f9037f6389d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.733721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021908/publication.mdobserved b3bebe2054db04eb5ae5ea897b15da47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.716850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021908/publication.txtobserved 338beecd7e0c6c3e29170b992a50a879...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. |
|---|