OT-2026-000020345
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000020345) never changes.
Identity and time
| Publication number | OT-2026-000020345 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-74bc-8520-b1bea736f37a · 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-2026-000020345 |
| Status | PUBLIC |
Content hashes
| Canonical text | 439d4ae496da067db5a527d311be9ae0c1b1307c5a5793da84ad5029a2bcdb7e |
|---|---|
| Markdown | f960f502fa8beaee9d221f88715d261ae60991ea28a92c230e49711eb71ab0c8 |
| Publication page | 4a8be8b2d51d271247970163a5268d5d4b0d2b2fcbba7d64ee025e5ad9a09468 |
| Manifest | a04e1d2d0d3a60a08d6249749fe3077309b1d068d3b2b00f26c82a97aaf5b60b |
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 | owB1u/Cpc0AUVI0tHVLVZnbaF36GzP4hsm25aUqQiCZpdRd5NwKA8prKspymgDi/pP3yL9U3mQB9+9zguoZYDw== |
| 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
| 2026-09-17T12:00:07.771067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345observed 4a8be8b2d51d271247970163a5268d5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:07.750700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/manifest.jsonobserved a04e1d2d0d3a60a08d6249749fe30773...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.734013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/publication.mdobserved f960f502fa8beaee9d221f88715d261a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.668505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/publication.txtobserved 439d4ae496da067db5a527d311be9ae0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.130611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345observed 4a8be8b2d51d271247970163a5268d5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.111698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/manifest.jsonobserved a04e1d2d0d3a60a08d6249749fe30773...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.072199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/publication.mdobserved f960f502fa8beaee9d221f88715d261a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.031807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020345/publication.txtobserved 439d4ae496da067db5a527d311be9ae0...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. |
|---|