OT-2026-000049321
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump 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-2026-000049321) never changes.
Identity and time
| Publication number | OT-2026-000049321 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-7e33-9941-08568e906944 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049321 |
| Status | PUBLIC |
Content hashes
| Canonical text | de6231b6208747d37348755c9848a3e953522c4e6ce64a467c529dad5a7b7493 |
|---|---|
| Markdown | 07f3207140ba8d4dfe2c1b925ff95ecf12664da49c2f7de78800598599676f5f |
| Publication page | 4cc749b1c8278f50b579200775678987d0e03e3fb7f8a512cce27da0778158a0 |
| Manifest | ce940f136f62c1047d2b55456dd358e1b446d38f776ff4990f0046322680c105 |
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 | 0iD7Q1ErSsAw8sWw+FT96YAIS1hUG8TCgVdGz1gQ/XshdpUJwXGB8+FYyFHXLQCE7veCs1ZUSsxT1Z38KDRxAg== |
| 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
| 2026-09-17T11:04:11.662867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049321observed 4cc749b1c8278f50b579200775678987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:11.644181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049321/manifest.jsonobserved ce940f136f62c1047d2b55456dd358e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:11.626077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049321/publication.mdobserved 07f3207140ba8d4dfe2c1b925ff95ecf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:11.607669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049321/publication.txtobserved de6231b6208747d37348755c9848a3e9...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. |
|---|