OT-2026-000048195
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump 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-2026-000048195) never changes.
Identity and time
| Publication number | OT-2026-000048195 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7223-bc8d-6913a569a9a4 · 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-2026-000048195 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f6c6361d76080ff87c6365a7d302608ce7b59d045b2a10bf4e34fa81b3041ec |
|---|---|
| Markdown | e2de98480df71233550ef95229dbeb68e88fb61e0eb92276cb36c47873226116 |
| Publication page | 1a290c97b2457b5500a98925d3f4339cc9e5b8da4316835166d2bb72f5b13847 |
| Manifest | 93e57906165b70fac59529060449a21edb0d10b2b24652164961dc335519d430 |
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 | 2rlJpYRyMW33wyklwhWoVLJqpsxlpieqBXRgFOF/QVRuEzV7RCMg1eiz8a5p33rgL7gPlQM+onBcaW2xShfUCg== |
| 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
| 2026-09-17T11:04:44.315513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048195observed 1a290c97b2457b5500a98925d3f4339c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:44.297533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048195/manifest.jsonobserved 93e57906165b70fac59529060449a21e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.278111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048195/publication.mdobserved e2de98480df71233550ef95229dbeb68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.259258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048195/publication.txtobserved 7f6c6361d76080ff87c6365a7d302608...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. |
|---|