OT-2026-000017240
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum 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-2026-000017240) never changes.
Identity and time
| Publication number | OT-2026-000017240 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c8-7292-b0a9-4e46bfeeca1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1491ff570b51cf61237026488738abc3aa2a8b1ba40f44b85f7558a1f36b8039 |
|---|---|
| Markdown | 057663f0380b87134529e816d560289279dd5c43cddbc94f6d81bf06e22df85e |
| Publication page | dd781df90616fb38c0c636d8cfc6b680c58a3935e43a18d454e362d7a688c13c |
| Manifest | ebde25ec79e79dc6cd1d95578231e53038832b288d9512d97249e728736512fd |
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 | h3rLiJ3pJ4wfX+i+A8JtCFqvcyVJz/R/bbFFh55MZL/dRCzlKHQ4T242UpAy7F7HpFhkNl9xdPUn9J6QiNK+CQ== |
| 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
| 2026-09-17T12:02:19.366799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017240observed dd781df90616fb38c0c636d8cfc6b680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:19.350146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017240/manifest.jsonobserved ebde25ec79e79dc6cd1d95578231e530...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:19.331161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017240/publication.mdobserved 057663f0380b87134529e816d5602892...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:19.304385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017240/publication.txtobserved 1491ff570b51cf61237026488738abc3...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. |
|---|