OT-2026-000017185
Publication integrity record
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017185) never changes.
Identity and time
| Publication number | OT-2026-000017185 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c7-71f8-b751-cbdf580d2497 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017185 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3a6d86862f783ef091a3f5b32ea7d00f38a71e158ab9b6a45949c9b9815fd1a |
|---|---|
| Markdown | d5aeb90798380433a2a311b538facdee412e2101d8d19a6991e394d78a02d301 |
| Publication page | b224043c6cdd47d31962544fb0119f0e83691a3557519528da3b969038f2d71d |
| Manifest | 4ebdc7d94d5b86480f6093f2d0e8dacc0a7bf3de1110d321b2829531d43f8592 |
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 | K1Qr9ikuxL7dpQFrzLRgfPrjDDyFTKWN5LvLrmy5hDkTKTKwlI5Gps20clPT+0SnfbGNyBJg3zWuU6ewQFY6CA== |
| 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
| 2026-09-17T08:44:40.567404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017185observed b224043c6cdd47d31962544fb0119f0e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:40.283583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017185/manifest.jsonobserved 4ebdc7d94d5b86480f6093f2d0e8dacc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:40.063388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017185/publication.mdobserved d5aeb90798380433a2a311b538facdee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:39.739780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017185/publication.txtobserved a3a6d86862f783ef091a3f5b32ea7d00...fetched by grabo-systems from 34.44.131.203, 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. |
|---|