OT-2026-000020780
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000020780) never changes.
Identity and time
| Publication number | OT-2026-000020780 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-72cb-85bd-4454798e00f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020780 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6f4d777d1f70610cb7d624bdc6a2f0e8a5d13944b57e6dfd153c85d241d5392 |
|---|---|
| Markdown | 0ec20926320d8b22cfa49439e0456778811a43e62ca3fe25872e863b6592b340 |
| Publication page | 96c52d588af33ef63bb2d3448fda241d98b4a8183fee5e793bc1f1b94fef655c |
| Manifest | 82c607bf91115e7ed39a266fc8fd40d8717a1fe2ca909ef37d1550f44f1366d6 |
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 | Roata9FQAT3zSfYH49PVW3SLazP7NKTAHf+66o+53wRUkbKv2yGHDFXehdb3gwS9a4PTdD9Bz/KYj8mfeqs+AA== |
| 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
| 2026-09-17T11:55:51.538418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020780observed 96c52d588af33ef63bb2d3448fda241d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:51.517575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020780/manifest.jsonobserved 82c607bf91115e7ed39a266fc8fd40d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.494800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020780/publication.mdobserved 0ec20926320d8b22cfa49439e0456778...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.476423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020780/publication.txtobserved a6f4d777d1f70610cb7d624bdc6a2f0e...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. |
|---|