OT-2026-000090211
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000090211) never changes.
Identity and time
| Publication number | OT-2026-000090211 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7a11-90aa-bcfa1b6d2ce8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090211 |
| Status | PUBLIC |
Content hashes
| Canonical text | 034729ff2246044a4e289e6876f63346d4d9dcc82878907982ef454533832773 |
|---|---|
| Markdown | 461a936bb5550f6ce255e16dbbf4b73d9d8dc96c104380602429b6202357e8d1 |
| Publication page | d7d7a85ab6f02621bd1d6e73c6cd8de3dfb49f8d98cb32bd9ed9717b7a0e4858 |
| Manifest | a977a7b16cac0b8a765623665e73f9c95dca186209b3627a693754d3446b719e |
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 | Pr/tOO+zYu4Hsi+LUWZPzMGSC+VUcvMYFsP1R6OlXW4LkQ8eiwOTwEnqyNTV5CTAGpWoeKgmSnqtR3e7vSMOBw== |
| 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
| 2026-09-17T09:46:17.166666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090211observed d7d7a85ab6f02621bd1d6e73c6cd8de3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:17.148870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090211/manifest.jsonobserved a977a7b16cac0b8a765623665e73f9c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.128583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090211/publication.mdobserved 461a936bb5550f6ce255e16dbbf4b73d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.110983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090211/publication.txtobserved 034729ff2246044a4e289e6876f63346...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. |
|---|