OT-2026-000076915
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000076915) never changes.
Identity and time
| Publication number | OT-2026-000076915 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-7a39-9eea-8af2b8736881 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a1c78827f8f0bf570e65acdcc280e5f3bad2534c3080ddd54652c1d61bd40bb |
|---|---|
| Markdown | 90fd060846af4aabdd913c71fdc85fc60e567519134e40c841a52ada772a4bd6 |
| Publication page | 3a2f1283ec55afec43d467f4231b565fabc79129beea88636f9aae55e6baa84a |
| Manifest | 61fb0110d55e5958f3630d3c9863841d41e7913f6bc9db8d67628b8e5d995b6e |
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 | EhVGgPySx4wHKLQwI7/4QEU9LmL5kyHOaI52JlB7DdFRANSaF4KZVxikEsgptzpJS/3jMCHCu743/2wjH7ZJDg== |
| 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
| 2026-09-17T10:09:50.511871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076915observed 3a2f1283ec55afec43d467f4231b565f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:50.487776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076915/manifest.jsonobserved 61fb0110d55e5958f3630d3c9863841d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:50.466761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076915/publication.mdobserved 90fd060846af4aabdd913c71fdc85fc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:50.446090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076915/publication.txtobserved 9a1c78827f8f0bf570e65acdcc280e5f...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. |
|---|