OT-2026-000019527
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, pulsed blow-off before set-down
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-2026-000019527) never changes.
Identity and time
| Publication number | OT-2026-000019527 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7467-9b6e-c0daa2b31549 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019527 |
| Status | PUBLIC |
Content hashes
| Canonical text | d49413fd4733b2180fa8112fe0f5e072709b9f8881dd6094e12685422904c0a2 |
|---|---|
| Markdown | 9760bd4cb765ec639c84280e3d5de1093502a46d84d5cddc61e994c6073ad671 |
| Publication page | 50a3bb231cc455a9bb462fca05b009c7565440c692dfc767a0fe5c72c2b450ff |
| Manifest | f43a6e53b3c96fda32366563f05cf32c6584dac63caf413a9c72f2614ba15638 |
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 | GjM6Ylm4Cw0f4z0JlBfL/8+lfUvMhJiSaCxJW6R/XURQq4YoIfocegg1O6ZIk//ilbbrQPLw1xsyG82L3jtiCg== |
| 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
| 2026-09-17T11:58:57.883238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019527observed 50a3bb231cc455a9bb462fca05b009c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:57.863290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019527/manifest.jsonobserved f43a6e53b3c96fda32366563f05cf32c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.839308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019527/publication.mdobserved 9760bd4cb765ec639c84280e3d5de109...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.819272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019527/publication.txtobserved d49413fd4733b2180fa8112fe0f5e072...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. |
|---|