OT-2026-000047339
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000047339) never changes.
Identity and time
| Publication number | OT-2026-000047339 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e57-79e9-bc20-5ebdaa4ca59e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047339 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f1fb04bb047c78b1d9d5d8cbc15a5c9314a1edc6df32e71f6fbd7ab939910ca |
|---|---|
| Markdown | e4f122c00c500b34d0b1b538bcc1163743593b3a0aecda321e25961cb0a70abf |
| Publication page | 4124cc8cc295220cb7406b0f738d37fbb7d0b858126fc6b4fd231a34bef332e9 |
| Manifest | 5717e18bdef7ac2e1b575522088725da5dd9a5067d50fe084bdfc2c4909b4eac |
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 | f+FZxDjZgyZZuF16UkwKjF+FXxmyFF6C5dtGV0UMUHAEohkzBODUp+G0alLCrOuWyCbZfkE/UD2GZNs7W40DBQ== |
| 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
| 2026-09-17T16:41:39.145976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339observed 4124cc8cc295220cb7406b0f738d37fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:38.834770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/manifest.jsonobserved 5717e18bdef7ac2e1b575522088725da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:38.515241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/publication.mdobserved e4f122c00c500b34d0b1b538bcc11637...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:38.176361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/publication.txtobserved 4f1fb04bb047c78b1d9d5d8cbc15a5c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.850346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339observed 4124cc8cc295220cb7406b0f738d37fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.832481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/manifest.jsonobserved 5717e18bdef7ac2e1b575522088725da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.813457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/publication.mdobserved e4f122c00c500b34d0b1b538bcc11637...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:19.794894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047339/publication.txtobserved 4f1fb04bb047c78b1d9d5d8cbc15a5c9...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. |
|---|