OT-2026-000074181
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000074181) never changes.
Identity and time
| Publication number | OT-2026-000074181 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7178-72b3-a84a-cb0f4c52b882 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82d2376b9f852a2b69bca07fb872016cb710530dcef2a52a09506a6088daefc8 |
|---|---|
| Markdown | 3ef31a7d9f92ef5e83ee67ad07c9d55dfb9f0b5f38ac151f1e9722b05882256e |
| Publication page | d651e68a4e5279b6b9b0e6f84f9d54b5e4584006b7772872628d2d786ce5c42e |
| Manifest | e8ac627c770490fe0d92d87b5a784227bc6a4d75d68c887af9a03f753ee7e9c8 |
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 | 9xiix1imWspda3Vdl/8HPvIEanayd5cdG2U3l0nCswPHkwzW2aOdEbLsyFtz8kQSn12w/GMJiufHHv10wyAQBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:01.989660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074181observed d651e68a4e5279b6b9b0e6f84f9d54b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:01.971819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074181/manifest.jsonobserved e8ac627c770490fe0d92d87b5a784227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:01.954389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074181/publication.mdobserved 3ef31a7d9f92ef5e83ee67ad07c9d55d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:01.937793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074181/publication.txtobserved 82d2376b9f852a2b69bca07fb872016c...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. |
|---|