OT-2026-000103460
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pulsed blow-off after 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-2026-000103460) never changes.
Identity and time
| Publication number | OT-2026-000103460 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-75b2-8c06-14dd28d863d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103460 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fa387276a9c8624bb22d37ab38761c41dc32102d4f90bf1fe4cdac1e6e9ffe9 |
|---|---|
| Markdown | 30e1de8bf9e4d5982274acfdd32017009c8aca625e7473d89efc13436aefc090 |
| Publication page | 2d8e31b507595f2e12c26666d77d34cf431cbfdee4595ecd381f6f847367690e |
| Manifest | 061f1bf973379c928b3e21bb6b427aa77b3c27b296e506af17638a8838ae7875 |
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 | Y/RauIWhBDZWoZQaCP35om74lidDtMGg3GpgIk9yJbcad8GpKPAX5T2ns58WoxfLKLQ7gBe6fi0XZ7KF/9hnAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:13.031314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103460observed 2d8e31b507595f2e12c26666d77d34cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:13.010203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103460/manifest.jsonobserved 061f1bf973379c928b3e21bb6b427aa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.991666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103460/publication.mdobserved 30e1de8bf9e4d5982274acfdd3201700...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.975427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103460/publication.txtobserved 7fa387276a9c8624bb22d37ab38761c4...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. |
|---|