OT-2026-000049407
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000049407) never changes.
Identity and time
| Publication number | OT-2026-000049407 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-7ecb-a922-b53c1fbbb880 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049407 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef59c4604d293eb732b321ca813673103a527477eb7e6c75abcdb8c21fac5bc3 |
|---|---|
| Markdown | 40520003468ecaedb5e34c60f68ed30ca8fd972a9f137de3377b0615c0a28f57 |
| Publication page | b45bdbf7082c89ab328f906dede63feba00aa673e6fca1ecb95e23d44606fcb6 |
| Manifest | b55aef64a0b8afdd75d2ff19e79d9b5677bfa1971ed1d7a895f056d83ca8350e |
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 | cPFyQtTJ42KjsaYSdI+cM/itHLKeC8OwDtw2EhyPN6wAY14iYdTPkVNE9fAdHbaaK132AX7pigHO2zRPXMCkBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:13.719027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049407observed b45bdbf7082c89ab328f906dede63feb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:13.700739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049407/manifest.jsonobserved b55aef64a0b8afdd75d2ff19e79d9b56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:13.682703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049407/publication.mdobserved 40520003468ecaedb5e34c60f68ed30c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:13.664870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049407/publication.txtobserved ef59c4604d293eb732b321ca81367310...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. |
|---|