OT-2026-000012789
Publication integrity record
Single cup vacuum gripper, single 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-2026-000012789) never changes.
Identity and time
| Publication number | OT-2026-000012789 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7023-aced-fc7cf526a650 · 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-2026-000012789 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fc3264c88e94d796c4e72806d097d9d290b7022c64e35e5ec4fe574caed88dc |
|---|---|
| Markdown | f6c01dfb16341a8be47343b6fc61cc2fecaec3f14b05ddc2695cfe0984fc12b5 |
| Publication page | 58995bf7ee7a211c63c132f5f0fa128fbaf08329b56be7cd89a230fd7118115e |
| Manifest | cb8c6714e7731b1766331d6dccfb6de6c90660f88314ca473ef31de6ecf1fe66 |
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 | sw0E8jL1Avlts55eDpIS0y4KYSNn9Wl67CNzi/Nt9RXybZFE8W0nLbXFxOnJTxUW+1ZqTNEW+OrQSGb3/5iQDQ== |
| 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
| 2026-09-17T12:10:30.734328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012789observed 58995bf7ee7a211c63c132f5f0fa128f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:30.714957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012789/manifest.jsonobserved cb8c6714e7731b1766331d6dccfb6de6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.695574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012789/publication.mdobserved f6c01dfb16341a8be47343b6fc61cc2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.676033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012789/publication.txtobserved 7fc3264c88e94d796c4e72806d097d9d...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. |
|---|