OT-2026-000020522
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000020522) never changes.
Identity and time
| Publication number | OT-2026-000020522 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-711c-8daa-c5544dc7e402 · 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-2026-000020522 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac2c8d7dfd2f2b574fb3e7ae3998137f1ae41aaa90a99eb32fce1530d0bf9b55 |
|---|---|
| Markdown | c67a606231fe29b8c85968f6b7dbedfa41891e26bcda795fff6530a90be71771 |
| Publication page | 947334e93dfc45f3c713cea9da0379a7de341ca9e46c829c73f9adba945fcae1 |
| Manifest | fe2baeb88c86d12058ce34ae912c5a04f64ad5c22c21a3662e56216cc5b9c503 |
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 | khA9xAKDYywkhJdXtz0uAJtQh6PhOm8N3QGTbK5eRKcgkk1T4f0QqgQY7VBHuaO2oH6nPRDF+W/sVOpce37YBQ== |
| 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
| 2026-09-17T12:00:29.437597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522observed 947334e93dfc45f3c713cea9da0379a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:29.418810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/manifest.jsonobserved fe2baeb88c86d12058ce34ae912c5a04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:29.398991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/publication.mdobserved c67a606231fe29b8c85968f6b7dbedfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:29.379596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/publication.txtobserved ac2c8d7dfd2f2b574fb3e7ae3998137f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.460942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522observed 947334e93dfc45f3c713cea9da0379a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.442961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/manifest.jsonobserved fe2baeb88c86d12058ce34ae912c5a04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.422805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/publication.mdobserved c67a606231fe29b8c85968f6b7dbedfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.401835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020522/publication.txtobserved ac2c8d7dfd2f2b574fb3e7ae3998137f...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. |
|---|