OT-2026-000030760
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000030760) never changes.
Identity and time
| Publication number | OT-2026-000030760 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-7e57-9009-8f1043668ada · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030760 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fcb79984784d852682b254c07b390ccbea2208384109689ccd8c86fa0d74cd5 |
|---|---|
| Markdown | 16add3e5977e61c17391d193c9024b98d0a3050369bff035282aa4f8f83aa88a |
| Publication page | 68679e2572b175e16d90f8e2ea8cbb54c3e7e093bb240ae2660d301f5eaa9e7a |
| Manifest | 0cbd6654753a94101ae58505b33a42e24b966681f199a4f3b752aded643a415d |
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 | 77hvb3jqZyo6/+xQbiAvHxpG1mszK8oLrR47TDAqGbL9lu6QmRQQgGx7qV73deSJukppdLszH3T714xpsPtdCg== |
| 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
| 2026-09-17T11:36:42.691223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030760observed 68679e2572b175e16d90f8e2ea8cbb54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:42.674251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030760/manifest.jsonobserved 0cbd6654753a94101ae58505b33a42e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:42.652070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030760/publication.mdobserved 16add3e5977e61c17391d193c9024b98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:42.633473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030760/publication.txtobserved 4fcb79984784d852682b254c07b390cc...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. |
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