OT-2026-000021261
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000021261) never changes.
Identity and time
| Publication number | OT-2026-000021261 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7ce0-a02c-1d7771c1a862 · 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-2026-000021261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f0cac79d6e21c84c01f1e3e6bca86919ff23dd64af5a9190815918e44e6116a |
|---|---|
| Markdown | 28a488bec9c214edec9ce9476e6b729ea14daa10cc879f3958c7f09dac720486 |
| Publication page | c5ff847cd8e0c875ce640d2163c58fd0c7e2c67761603eff0d652afcceacf405 |
| Manifest | 067bbef8724392cd367054cac1914343d22022447c933908492466ee85a45ef9 |
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 | ZWmntMlVF/VGRncL+BtLZi9VJl0QGIaXk6x/uOE+Kb7Ge0ozsN6a1OtoUWg590SrgOW98NkNV6t3ro/dyaQJDA== |
| 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
| 2026-09-17T11:55:05.240486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021261observed c5ff847cd8e0c875ce640d2163c58fd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:05.219008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021261/manifest.jsonobserved 067bbef8724392cd367054cac1914343...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:05.199075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021261/publication.mdobserved 28a488bec9c214edec9ce9476e6b729e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:05.177421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021261/publication.txtobserved 7f0cac79d6e21c84c01f1e3e6bca8691...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. |
|---|