OT-2026-000067291
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, three 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-2026-000067291) never changes.
Identity and time
| Publication number | OT-2026-000067291 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd6-7b34-a94e-5aa192533f53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d6c8619964bfa52bda37cf538b49a2ee575f31fa616422776ec24907be43c2d |
|---|---|
| Markdown | a134eaad0de12cfe1a77c473b068b12abf50726f9d733ce8687f4e7c8fe32d2a |
| Publication page | aff51c4581d876bfe8b85bc8ec46a2fceb0b56a7816f892d5758e2efb8ba01b0 |
| Manifest | a5122d5f742b2fdd467c332ad9b9fad413f4434114927f2677e36e0aa3b1fcfa |
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 | lhJd6CaNaUbNwntahbh01hKR9HiWMtHClVuy5NEX0YtUSg3usv1Akwg0jnoktIjZj9eQVrUu5XuIYl7bfgy1Ag== |
| 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
| 2026-09-17T10:30:58.533488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067291observed aff51c4581d876bfe8b85bc8ec46a2fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:58.516323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067291/manifest.jsonobserved a5122d5f742b2fdd467c332ad9b9fad4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:58.497940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067291/publication.mdobserved a134eaad0de12cfe1a77c473b068b12a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:58.480058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067291/publication.txtobserved 7d6c8619964bfa52bda37cf538b49a2e...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. |
|---|