OT-2026-000044074
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000044074) never changes.
Identity and time
| Publication number | OT-2026-000044074 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d67a-7e5d-8c25-c016a79865a4 · 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-2026-000044074 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d81388e654eb3d474d6e27ce30076cc118b4cf8da7943ddca51c117f26367bf |
|---|---|
| Markdown | ea6e1aa578a46ea5154d1da302bdbfda25ba17768e0d565e55cb093b0206566f |
| Publication page | fc9327b183d17df9da9537bcc6c9050ff44cfdc4eb88e50198ebade49531ddf6 |
| Manifest | 5d81d10c500ba6b46069dedd50607da732569439b71e6ccd9f470de226821e36 |
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 | hyIOMUdS9GsGEcQt+HHAZUTbeT2ftL2xGR0lpX8go5KX3uCHwc0o3Tfyvv2pbpalUoiOpRQIC6u5at4yaBYiBA== |
| 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
| 2026-09-17T11:12:28.499561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044074observed fc9327b183d17df9da9537bcc6c9050f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:28.481510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044074/manifest.jsonobserved 5d81d10c500ba6b46069dedd50607da7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:28.464377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044074/publication.mdobserved ea6e1aa578a46ea5154d1da302bdbfda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:28.446701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044074/publication.txtobserved 3d81388e654eb3d474d6e27ce30076cc...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. |
|---|