OT-2026-000013172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
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-2026-000013172) never changes.
Identity and time
| Publication number | OT-2026-000013172 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-789c-b2e8-9be5ae8e82a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013172 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7958b104aee569e11be7b44f04a7886a9d90edb80a52b5bf52eeb9351868c96 |
|---|---|
| Markdown | c7ea7b724ec417c09c8a7d402b85fa8b0716bca694713bab254d5a5d6afceb26 |
| Publication page | 6aa59e5e4490bdd753030387a555d7abebf976709100928ab076cc40c5096cab |
| Manifest | 8460ffdbbeb39d5d3dcad45c01c7c2af677e41afc170b0c030c8b6e5d836a972 |
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 | XE1ObF20BQtH9nQIdygQCvNh1IPY2zQkncPSgCnfJF38U9WNuyy89YrUix5JY0RyJj0r35Nan38TfBHBtLqSAQ== |
| 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
| 2026-09-17T12:09:32.915692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013172observed 6aa59e5e4490bdd753030387a555d7ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:32.895686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013172/manifest.jsonobserved 8460ffdbbeb39d5d3dcad45c01c7c2af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:32.875890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013172/publication.mdobserved c7ea7b724ec417c09c8a7d402b85fa8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:32.857466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013172/publication.txtobserved d7958b104aee569e11be7b44f04a7886...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. |
|---|