OT-2026-000047431
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047431) never changes.
Identity and time
| Publication number | OT-2026-000047431 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-72eb-b527-9737fd216a3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56d7a36149e14b17fb43830dbb7e22d9dbc36e0d08630d1851c0ba74d1922368 |
|---|---|
| Markdown | b47a56bba0e1b5e98c6a24a3470dabd04a655b3e6c594096c71343cd07f52acf |
| Publication page | 59df4c57a602f9123678ad8c1a24f62c2a18ae6ad6eb8562cf438a3dc392d110 |
| Manifest | 860e85cf56acfcd34ff61285287ae3af62a7420e17c24ce183d4ce94b988ac2e |
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 | vzj/X1NMsWUD3UBUTpIdw7Z9spuKHw1wrl/XMI84cOaPCREi7EbVpF/AD2oRBQ2ZK8GuNoLud/xAXAy3hyn/BQ== |
| 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
| 2026-09-17T11:06:27.271739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047431observed 59df4c57a602f9123678ad8c1a24f62c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:27.255479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047431/manifest.jsonobserved 860e85cf56acfcd34ff61285287ae3af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:27.239547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047431/publication.mdobserved b47a56bba0e1b5e98c6a24a3470dabd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:27.221996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047431/publication.txtobserved 56d7a36149e14b17fb43830dbb7e22d9...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. |
|---|