OT-2026-000028589
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000028589) never changes.
Identity and time
| Publication number | OT-2026-000028589 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-792a-b5f6-0cceaec56196 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028589 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b47f74c5da8d3ebbc702abc594a41c5b3f869ecd6776ede702172142e055c2d |
|---|---|
| Markdown | 5b7f722106a9e9e6f8fe9e5bac41e7243abc464ea32bc82f7654d0250a2f8972 |
| Publication page | 4c2ab73b995a76b1c115f7e920cac267985b2aa2d3b3ac5c0d22a8d3b0171056 |
| Manifest | a77b1ede1f04ab2cca8bffd32a59954b04859034ea2ce8daf42f175023cdfd90 |
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 | dOfaNnS+b/hW1X8Cu+3sVVFZuo129AgqjBPjAHDAZ/x2XZdFBTc+8hPDcXu6RXZKgxTinLGfu/k4aHj73+JDCw== |
| 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
| 2026-09-17T11:41:26.509573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028589observed 4c2ab73b995a76b1c115f7e920cac267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:26.490820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028589/manifest.jsonobserved a77b1ede1f04ab2cca8bffd32a59954b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.471258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028589/publication.mdobserved 5b7f722106a9e9e6f8fe9e5bac41e724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.450244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028589/publication.txtobserved 0b47f74c5da8d3ebbc702abc594a41c5...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. |
|---|