OT-2026-000090540
Publication integrity record
Four cup vacuum gripper, four zone face, two stage ejector, 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-2026-000090540) never changes.
Identity and time
| Publication number | OT-2026-000090540 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7a82-90fa-f436f37baf2e · 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-2026-000090540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98a4259231e756822466625991920b4a1938ff5ec75e65d9c698e47276ca290a |
|---|---|
| Markdown | 928a700b733b42bb9cb0943e05a98f2378b444947d111abb0fa49e3cfeb405ed |
| Publication page | e96811b0c422e62f60ffd382fcce3a8f28e467a6b27c5f55048d262d17b982da |
| Manifest | 07e7eb143bacef9151de695c0de7958e717433b649bb70ee7919fe42abda1d81 |
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 | BbDFqHbuyNkXAU5j/eJyHdHPeVFCRZ2wYZ0VDkyKmZ3B7DA7nXMUK18qZBuzWgHd2e1rUI53SjmuCOfYMgL9DQ== |
| 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
| 2026-09-17T09:44:42.730364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090540observed e96811b0c422e62f60ffd382fcce3a8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.712834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090540/manifest.jsonobserved 07e7eb143bacef9151de695c0de7958e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.695544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090540/publication.mdobserved 928a700b733b42bb9cb0943e05a98f23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.677168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090540/publication.txtobserved 98a4259231e756822466625991920b4a...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. |
|---|