OT-2026-000030641
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000030641) never changes.
Identity and time
| Publication number | OT-2026-000030641 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb3-783c-a475-5c7bd41dd317 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030641 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8da6f9eea0eabb5f6bc56dc6e26552708b5e6a8c6734eb19586979af498f7578 |
|---|---|
| Markdown | b6fa8421882e1b556b36e13b8761c377622243a43ecdc7a065917b89453a952b |
| Publication page | bf477740508ea0c43eec5e19127d6cc522422ce9af126aa747e0e4188925416e |
| Manifest | c8d7a69ffbe97f55d24d187f8b1aaf8ae6d6fefd2e37c62c3e71aee9407bda8d |
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 | N98npW7PqD+NSxHOduly0hAWdHlFFCPlSetLByFxVPIjijc2UolyKbdkegmOsjwjytqZ09m8z2G2+51MN8NpAA== |
| 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
| 2026-09-17T11:36:31.132540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030641observed bf477740508ea0c43eec5e19127d6cc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:31.116705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030641/manifest.jsonobserved c8d7a69ffbe97f55d24d187f8b1aaf8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:31.098922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030641/publication.mdobserved b6fa8421882e1b556b36e13b8761c377...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:31.080097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030641/publication.txtobserved 8da6f9eea0eabb5f6bc56dc6e2655270...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. |
|---|