OT-2026-000047990
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer
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-2026-000047990) never changes.
Identity and time
| Publication number | OT-2026-000047990 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-7d01-98f7-3b431afcf8bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047990 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4fcaf237a8308a4d6aba90694499839fe2a1a243082878bbdc1d01c9c7346cd |
|---|---|
| Markdown | e2eb2c60d8a49c32b16c4276cd435fb0d2b011d5b17ebbfb170b089e3ceaca96 |
| Publication page | d79f7200832a834141eafcbd2ec57f11a17dc47117fca3ea900809699095c7e1 |
| Manifest | eb79d0fb950a143a6adf654d3aaf5ac451b2d7f813f253b7fb95c92b845bee20 |
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 | qVxZ3IX3DxF0xIvz+N+KdgbZSIDgnXfWZQtQWwaA8xA45JxUC3ROpmjjs0RQyVfo9BlxGTfv40LbTUx6bBdeDA== |
| 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
| 2026-09-17T11:05:58.451412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047990observed d79f7200832a834141eafcbd2ec57f11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:58.432217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047990/manifest.jsonobserved eb79d0fb950a143a6adf654d3aaf5ac4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:58.413369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047990/publication.mdobserved e2eb2c60d8a49c32b16c4276cd435fb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:58.394448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047990/publication.txtobserved f4fcaf237a8308a4d6aba90694499839...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. |
|---|