OT-2026-000020317
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000020317) never changes.
Identity and time
| Publication number | OT-2026-000020317 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7c1b-b97e-e677d5ad807d · 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-2026-000020317 |
| Status | PUBLIC |
Content hashes
| Canonical text | 59a57eba336e533e0e5b39dc6fce556360d2170ea70b86fbdd862123dd8b60c9 |
|---|---|
| Markdown | 7358b31ede057d79efe510c0eb3bc2a6f19cf6612c352085e8aa298370b241fb |
| Publication page | 8ae52afe8173ec27c703a4b4a84704c30b7eda1518cd5a3fed30efbdbcede0fe |
| Manifest | 150e4b53cd4273cbd3de0d511efe6e8a7ab132bdda1294e2c2343faeb7bbc775 |
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 | AblnJnMu7WOWrwOODsnbMhjNYTeOlUT0jNst5tAG8gNKbidi70FqVPP+AVa4ei2FyRi774+XWLebmd7h2r94AA== |
| 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
| 2026-10-24T00:41:58.728609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317observed 8ae52afe8173ec27c703a4b4a84704c3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T00:41:58.679119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/manifest.jsonobserved 150e4b53cd4273cbd3de0d511efe6e8a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:41:58.630230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/publication.mdobserved 7358b31ede057d79efe510c0eb3bc2a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:41:58.479295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/publication.txtobserved 59a57eba336e533e0e5b39dc6fce5563...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.839041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317observed 8ae52afe8173ec27c703a4b4a84704c3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.748318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/manifest.jsonobserved 150e4b53cd4273cbd3de0d511efe6e8a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.672840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/publication.mdobserved 7358b31ede057d79efe510c0eb3bc2a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.581232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020317/publication.txtobserved 59a57eba336e533e0e5b39dc6fce5563...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|