OT-2026-000021397
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021397) never changes.
Identity and time
| Publication number | OT-2026-000021397 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7093-a963-7e034e1ddb6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021397 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83bec84098092ef9012bef7f53096851651432f2431abb03f9251125fb28ebd0 |
|---|---|
| Markdown | fe429cbda684c16ee547810269ba63614cf94fc022e4c6279fd3c764d31d725f |
| Publication page | 4cf7f0d63d69bb3c87482c0f3385e3a309637cd3c941945f5986661eefc4b6cd |
| Manifest | 6479d353c9bf24a6ad073cdc1cdf54ea0f977480e9e9bdf508134bb3415405d1 |
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 | S0+F/z3nRxxizIMCYgEKJo23rGctT6Mf9TzSLEIiJOc3PLQ/1TI7fDZ2F4tPr0HYxbmYIOCv07INm7kt0fXgCw== |
| 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
| 2026-09-17T11:55:17.229693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021397observed 4cf7f0d63d69bb3c87482c0f3385e3a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:17.208951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021397/manifest.jsonobserved 6479d353c9bf24a6ad073cdc1cdf54ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.188371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021397/publication.mdobserved fe429cbda684c16ee547810269ba6361...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.166422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021397/publication.txtobserved 83bec84098092ef9012bef7f53096851...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. |
|---|