OT-2026-000012845
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, 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-2026-000012845) never changes.
Identity and time
| Publication number | OT-2026-000012845 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7754-bc7b-077a7eda416f · 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-2026-000012845 |
| Status | PUBLIC |
Content hashes
| Canonical text | 985f548cb653460f75116d7b71f94f08055d417bc68c157ee974390fd351975d |
|---|---|
| Markdown | 6ddd77cb06f7e40882fafcd510720c5e85a94b5c77aa7b860d1bd3f46a464200 |
| Publication page | 924e3989f64c129709312cbe448097488aa82063046f43544ddaf4136844557c |
| Manifest | 67c4d222a26a2040de019a0a24a24669bcc3fc2d4a179a1848d3271a876bce3f |
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 | HH9GwGrenk7Opca2SCkzmMvPwIR8BCZj00K1DGbEF8qZgdfa00wwLyD0SiQFhdF/+JaRsV0jbqsk1+teWz5VDg== |
| 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
| 2026-09-17T12:10:36.822309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012845observed 924e3989f64c129709312cbe44809748...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:36.802889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012845/manifest.jsonobserved 67c4d222a26a2040de019a0a24a24669...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:36.783788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012845/publication.mdobserved 6ddd77cb06f7e40882fafcd510720c5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:36.765373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012845/publication.txtobserved 985f548cb653460f75116d7b71f94f08...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. |
|---|