OT-2026-000038515
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000038515) never changes.
Identity and time
| Publication number | OT-2026-000038515 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-75ee-b909-0bcea72c2061 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f993260e8b954c0fe4ab5ffc6cdd9ee0c2f368c98b32537ace53261dfc9f7d2 |
|---|---|
| Markdown | 542f6bec62d69a574336f2f1081cff597715398cfa59b30f1c96ca72770eb30f |
| Publication page | fbfd95e14db1b2687b75ad7ed0e71a755cd1a8b7df75df1bb37b0ad18677091d |
| Manifest | cdeb6a87b6618ce151b84dce61e08edba5e487c24aa39e751100873c57608029 |
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 | j2EgTwivLNBczErP6Wpd19fO/lXjb9dtsvVjGX7xsWfRp/7xmqYC+KVCZnjuEjg0FZKyQdjmr6BBcSizwSZzAw== |
| 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
| 2026-09-17T11:22:46.051310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038515observed fbfd95e14db1b2687b75ad7ed0e71a75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:46.033762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038515/manifest.jsonobserved cdeb6a87b6618ce151b84dce61e08edb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:46.001402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038515/publication.mdobserved 542f6bec62d69a574336f2f1081cff59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:45.968787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038515/publication.txtobserved 1f993260e8b954c0fe4ab5ffc6cdd9ee...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. |
|---|