OT-2026-000050301
Publication integrity record
Single cup vacuum gripper, single stage ejector, vented 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-2026-000050301) never changes.
Identity and time
| Publication number | OT-2026-000050301 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-7549-aa89-ca234b99a1ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050301 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ff062d5009fd76c5da20b8e386e646d61bea479ca5bbf133d55b1a68709d5ca |
|---|---|
| Markdown | 0fda92e734b1314cf5fc1ce74f1fa7c8ce3fc961bd6eaa2c1e2cebc20ae1ac05 |
| Publication page | b75dcbace7517da2c688fd4380cdd6e38bd21f9b8c6bd35317a2487551a474a2 |
| Manifest | 6b96e8e14e525ae19374a77044cc311a1d3bf19666330536122cabe9a57a6d95 |
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 | wTX+5T3Ya8dD0kdqVKqn/71fqb1FxJjNvJzeoVvdVSaWQ2DuHHCSt9u+ZUsa9IKurw/ewrgQanPWLNEyOCIJDA== |
| 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
| 2026-09-17T11:01:18.548626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050301observed b75dcbace7517da2c688fd4380cdd6e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:18.533474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050301/manifest.jsonobserved 6b96e8e14e525ae19374a77044cc311a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:18.516477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050301/publication.mdobserved 0fda92e734b1314cf5fc1ce74f1fa7c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:18.499632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050301/publication.txtobserved 8ff062d5009fd76c5da20b8e386e646d...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. |
|---|