OT-2026-000012870
Publication integrity record
Foam pad vacuum gripper, three stage ejector, 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-2026-000012870) never changes.
Identity and time
| Publication number | OT-2026-000012870 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7223-acc7-f1564fc2d311 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012870 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42e786ab3f280394a6b673b9124c0e7758ae224e7c9085046288ebc86712e7d7 |
|---|---|
| Markdown | c2ecddeb856364c131ceeae1bca4e596c6a428ec69bb89f79a3b5baba1abcecf |
| Publication page | d9b5cffb020b3043076fa85be9d269c602dd07daf1a15f90447b847bd94a5f49 |
| Manifest | 45988703ab8845f2f173f2713a23103b0482e8c6b11df1107c0aa4ea292150e7 |
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 | GVBmGgAJW1htVJw8K+DvGTqnDow9NkY/1CQtqEOPWsdc2c2B9/kSkV2ZS2aLKcjkO+2NG/JpvWFy5TkchrJdDQ== |
| 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
| 2026-09-17T12:10:39.239028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012870observed d9b5cffb020b3043076fa85be9d269c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:39.219525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012870/manifest.jsonobserved 45988703ab8845f2f173f2713a23103b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.200521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012870/publication.mdobserved c2ecddeb856364c131ceeae1bca4e596...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.181969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012870/publication.txtobserved 42e786ab3f280394a6b673b9124c0e77...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. |
|---|