OT-2026-000090400
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000090400) never changes.
Identity and time
| Publication number | OT-2026-000090400 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7392-a8eb-59ef3b97102a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090400 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15dc997e067d0c06b3060f173461f082b8df4a1d37d3029577272bd6b9e16080 |
|---|---|
| Markdown | 5c29917f9689658fd678c9e09f9e836960fe943aca8746c64faa299b138ff8a5 |
| Publication page | a2e65a2766b1a25f94da0ac98d8e57ff98a91812c1bffe10811403c11f4106ce |
| Manifest | 3028f7fbb501f599b07216b88fc94f443e5cacf4246e5657145aab31f7755e18 |
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 | QcakONfjGdSkvwGFd8gUauoal2ipozwgjNwgcu6dn7ehGxMV5yhzJHXdJ4FIV6GkNL27DrcdEvvmK0yyuSNbBA== |
| 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
| 2026-09-17T09:44:30.729528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090400observed a2e65a2766b1a25f94da0ac98d8e57ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:30.710946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090400/manifest.jsonobserved 3028f7fbb501f599b07216b88fc94f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.690186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090400/publication.mdobserved 5c29917f9689658fd678c9e09f9e8369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.670146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090400/publication.txtobserved 15dc997e067d0c06b3060f173461f082...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. |
|---|