OT-2026-000100538
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100538) never changes.
Identity and time
| Publication number | OT-2026-000100538 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f0-7dd7-8fc9-8cab4015b2b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5afae564f699ff49232488a16d653588a2948a6fd734647a3388f64f5c357f52 |
|---|---|
| Markdown | a45b89c0a2f05a250cec93c394b865ecd7229d8b0035ce8b298752b6a05e440f |
| Publication page | 778157a1cabfb5acc25d54d940c1d7ace4350956c8b4560c7fde71fb65b456b9 |
| Manifest | 0b31c37b65b6662dc1cc3401674342a821db58432ee16a9b91b01156532d1a88 |
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 | 0zyOu/VzVwocP4FlyGet/mCSN0B8TfYMYekx578Nw6filvW/IxPGaA7RBYwE5vstACAqw5WB9fJrTJzAsQbiCw== |
| 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
| 2026-09-17T09:27:18.657106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100538observed 778157a1cabfb5acc25d54d940c1d7ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:18.640634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100538/manifest.jsonobserved 0b31c37b65b6662dc1cc3401674342a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.623358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100538/publication.mdobserved a45b89c0a2f05a250cec93c394b865ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.606293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100538/publication.txtobserved 5afae564f699ff49232488a16d653588...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. |
|---|