OT-2026-000042557
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000042557) never changes.
Identity and time
| Publication number | OT-2026-000042557 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7ec5-a3eb-a3050044925c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 345a905019f0601fe36c01c923e24e6b1dfc696240db7d05cdc48b782f96d9c8 |
|---|---|
| Markdown | b3d2279d454b955b43b8d1fe84d8588ba7ff8a59fa7d968fcce5fb218dc7810d |
| Publication page | b41c7163676933faabf854bba8d1490dffa0e852073c9628e4f447649bc584fa |
| Manifest | 5ea1bc5f94c9e720ceff3fd41def338e1bbff22ebae08eb694b49d02f3e25b41 |
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 | eeUvWFN+zcTCDsJmhQ2KIF651gDgN8IPEGKzdyHGQJzXBlQLuFXzghIHq5rb0uSaigI8TzV58E8+E2/UcOhrAA== |
| 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
| 2026-09-17T11:14:15.985888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042557observed b41c7163676933faabf854bba8d1490d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:15.966066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042557/manifest.jsonobserved 5ea1bc5f94c9e720ceff3fd41def338e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:15.946640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042557/publication.mdobserved b3d2279d454b955b43b8d1fe84d8588b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:15.925398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042557/publication.txtobserved 345a905019f0601fe36c01c923e24e6b...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. |
|---|