OT-2026-000031505
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000031505) never changes.
Identity and time
| Publication number | OT-2026-000031505 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-78ba-9d49-8f607941d066 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031505 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b6f41d3c70b802cbb40607da2d1920dbad0a00fff812117af8e4125ed803c80 |
|---|---|
| Markdown | f64188a6cef7a2168b33b37679774a559d06994e0226fad3eef0418fde69aa73 |
| Publication page | 7e680e5be5ef39a4c95fa3a79461bc19c03344846d69d378f1bcea32a450b4ce |
| Manifest | 7a64a0173ddfe260e31f1481271305a9d928b625c0b6261aa514fc3b2aa25a9c |
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 | /LzQl/bb6BdE1fAzjO/bH3vqHZcNExjXoS5AIIwtYSmjj2LRynJJaHbsBjgRxV7DA3gRBtNRtPkhmk3SA9lUBg== |
| 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
| 2026-09-17T11:36:20.187452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031505observed 7e680e5be5ef39a4c95fa3a79461bc19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.169871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031505/manifest.jsonobserved 7a64a0173ddfe260e31f1481271305a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.150409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031505/publication.mdobserved f64188a6cef7a2168b33b37679774a55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.129620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031505/publication.txtobserved 0b6f41d3c70b802cbb40607da2d1920d...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. |
|---|