OT-2026-000090402
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000090402) never changes.
Identity and time
| Publication number | OT-2026-000090402 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-759f-b127-88d9a97ad9b0 · 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-2026-000090402 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f1b2403f9ea522d579e45faa45b619fef59b81fe25020cbc272fd5fc8bd3855 |
|---|---|
| Markdown | 1cc65531632f8dd2f46ab6d2cdb88196eeabbb6bafef656f42886b67f9010fa9 |
| Publication page | 631f8d52c5ae4aad7d54f02d45e2d29e5c56fd11cc554bafd8d614f2cf386e77 |
| Manifest | ef7ae841a4099eb6955b36de2ae7285122216dbe0b92b1c6926ecbaf4e8b39db |
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 | lurRgm2yd7rFVCIvfju8PkHHXUtdZdrO18SL3w6g9kU3QGQEDpsUu1MdE3ly5FJOY3/vmCgKdLPvbKv6oAJEBQ== |
| 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
| 2026-09-17T09:44:30.882083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090402observed 631f8d52c5ae4aad7d54f02d45e2d29e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:30.861943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090402/manifest.jsonobserved ef7ae841a4099eb6955b36de2ae72851...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.844802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090402/publication.mdobserved 1cc65531632f8dd2f46ab6d2cdb88196...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.823791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090402/publication.txtobserved 7f1b2403f9ea522d579e45faa45b619f...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. |
|---|