OT-2026-000020322
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-2026-000020322) never changes.
Identity and time
| Publication number | OT-2026-000020322 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7438-b2ef-72021dbbad40 · 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-2026-000020322 |
| Status | PUBLIC |
Content hashes
| Canonical text | 273a76aa163f80c6f7bb9c32fe86505ab4b59dac7efb7cd7f6ed038e95386f36 |
|---|---|
| Markdown | b6bf970a11f57b0103c535c8f6c5b016ad7ba7910d772390f773d2026ddaa7a8 |
| Publication page | 374cf8b44c59b1eb1a5f9f3213897fe812fafe62c7438af17127f70f87199a70 |
| Manifest | c3b936a086636234e14c9e6b85cf4cd1102501ac01dbc0d68599e7f20af67e6e |
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 | U+89Bun7t9A64o8vTKTXop1LTNZyVmQQ+MIiyXASWgptH57RKtQ5AvedwxIaHTcLgCBwrstDg7dqeykt0sKiDQ== |
| 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
| 2026-09-17T12:00:05.739848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322observed 374cf8b44c59b1eb1a5f9f3213897fe8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:05.722625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/manifest.jsonobserved c3b936a086636234e14c9e6b85cf4cd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.702988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/publication.mdobserved b6bf970a11f57b0103c535c8f6c5b016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.681835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/publication.txtobserved 273a76aa163f80c6f7bb9c32fe86505a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.350956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322observed 374cf8b44c59b1eb1a5f9f3213897fe8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.330819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/manifest.jsonobserved c3b936a086636234e14c9e6b85cf4cd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.310677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/publication.mdobserved b6bf970a11f57b0103c535c8f6c5b016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.290708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020322/publication.txtobserved 273a76aa163f80c6f7bb9c32fe86505a...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. |
|---|