OT-2026-000075951
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000075951) never changes.
Identity and time
| Publication number | OT-2026-000075951 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-7725-84e0-ec9dab6fe489 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075951 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5fe40db6e3c32e6839e1e35c4f444b8cdde0974690472ced48f6ffe218a90edc |
|---|---|
| Markdown | cc520cf712a6de84b0ba6ef722ec90b87c9a0f281fde70644b8561734c841276 |
| Publication page | 16599a27ac72bbb7354f6bfc9d1b8d14b36c5bb472ddf029f8cdba16c398854b |
| Manifest | f9029cce03ade94cea6e25ddb299fa5c2d4a8c18b7638599d59db9b3c24b9600 |
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 | OXFHRlIrLC3+1QpLPwBxwCI7a5a/VDsQJnyl3j+XVRBdsRWPkQj36zIHWPL/FqLPmCQljMtwQI5GXNAhqmyfAQ== |
| 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
| 2026-09-17T10:20:04.341909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951observed 16599a27ac72bbb7354f6bfc9d1b8d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:04.321650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/manifest.jsonobserved f9029cce03ade94cea6e25ddb299fa5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:04.302744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/publication.mdobserved cc520cf712a6de84b0ba6ef722ec90b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:04.284886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/publication.txtobserved 5fe40db6e3c32e6839e1e35c4f444b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:55.971360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951observed 16599a27ac72bbb7354f6bfc9d1b8d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:55.953541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/manifest.jsonobserved f9029cce03ade94cea6e25ddb299fa5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:55.813467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/publication.mdobserved cc520cf712a6de84b0ba6ef722ec90b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:55.547505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075951/publication.txtobserved 5fe40db6e3c32e6839e1e35c4f444b8c...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. |
|---|