OT-2026-000020310
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000020310) never changes.
Identity and time
| Publication number | OT-2026-000020310 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7b88-a6b0-e5154e79b0e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020310 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c8a965816bf7b39db6cd65929422f8eaa8d88133a0ac26060586f0885158a71 |
|---|---|
| Markdown | 16d0788d0e9053cef548dce34eb3ed729a65857d5675c181b7828ebea0a0e615 |
| Publication page | aa8e31d21f569f483b4b9d6b6fa677f986c3013378dd76bc346ec15f0208ca07 |
| Manifest | 85bd1b41994a6bb73f3c1e5dbc2dbfa49f18ae47dfa511a7800afd622e88491f |
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 | QnFKMUOeMiloqzx41SIAUDokiXcYvYNU8YC3yaNkae+FvffXvDbMaKRKYGtUAKvd6WWc/tWKsvboSepNESklAg== |
| 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
| 2026-09-17T11:56:40.835051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020310observed aa8e31d21f569f483b4b9d6b6fa677f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:40.816404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020310/manifest.jsonobserved 85bd1b41994a6bb73f3c1e5dbc2dbfa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.796954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020310/publication.mdobserved 16d0788d0e9053cef548dce34eb3ed72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.778341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020310/publication.txtobserved 3c8a965816bf7b39db6cd65929422f8e...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. |
|---|