OT-2026-000028869
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000028869) never changes.
Identity and time
| Publication number | OT-2026-000028869 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7b45-850e-571143fc1d3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028869 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a44bb21ddf7be3bdfe8f180e71428227258ffaebe2f8d92cf8614e1410c3974 |
|---|---|
| Markdown | b072a67a013829476214ae3d915d2ad2a623cc1ef7b329ba9750e6ece572a517 |
| Publication page | 5a4616fa58db0f7c0fa6494c8d9d721556f8c25640fdb2ce71a0fe04a7f565fb |
| Manifest | 07618ceeea98926387171c9d2dc66b276543bd952991f9b06ebefbe2e2d8be0a |
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 | 96c7K7KVxPcfK3GXDG0x6rkj9ivXjfi7uuZEQgUvTm6WMq00Tg8QpImFyL/baCmwZMQCNgJQAGpLQ7liz5JfCQ== |
| 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
| 2026-09-17T08:20:12.455785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028869observed 5a4616fa58db0f7c0fa6494c8d9d7215...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:12.437902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028869/manifest.jsonobserved 07618ceeea98926387171c9d2dc66b27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.295593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028869/publication.mdobserved b072a67a013829476214ae3d915d2ad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.276754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028869/publication.txtobserved 4a44bb21ddf7be3bdfe8f180e7142822...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. |
|---|