OT-2026-000043893
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000043893) never changes.
Identity and time
| Publication number | OT-2026-000043893 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d678-7eea-9945-0b040aca760c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043893 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba49dd047f75a1d84e424f248304c8c243ab04e15f8e7f57df13a7abc1f6eca0 |
|---|---|
| Markdown | 60ef6958125bd0956e5c5c5f461cb547fe904358e982b56700c36966c1257c4f |
| Publication page | c8e38ce321cda5f72fdf4d50acad3b163290f5fab0542cd3f087172d6d9ffa3d |
| Manifest | f272b715552b7b13600e09af6e262152927fc6ffbfb9c34c684f1ddc694286a6 |
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 | 0+X+7djPOsbYRPyzrq7DwTIN8vHGMcBkQiWpAZbMENc1WkwHvQBgMSK8kv7EZALNudvqq/ikfzrebVjobxlACA== |
| 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
| 2026-09-17T11:12:13.615197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043893observed c8e38ce321cda5f72fdf4d50acad3b16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:13.596769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043893/manifest.jsonobserved f272b715552b7b13600e09af6e262152...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:13.577971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043893/publication.mdobserved 60ef6958125bd0956e5c5c5f461cb547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:13.559082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043893/publication.txtobserved ba49dd047f75a1d84e424f248304c8c2...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. |
|---|