OT-2026-000020325
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-2026-000020325) never changes.
Identity and time
| Publication number | OT-2026-000020325 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7202-8272-592ba262776f · 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-2026-000020325 |
| Status | PUBLIC |
Content hashes
| Canonical text | 640bf2c15bc3b0bed032552ab357293f95ff5920f2049f240775d36faa10de84 |
|---|---|
| Markdown | fb4b3750cde017d907e4c708c4bff49a3395389021a31d671cf0b6c67e2efeda |
| Publication page | 4b17b9be0c880538fb75d170e6dbd242e1bb54a5ef5fc6795d3e2b8862691b1e |
| Manifest | f7485d5e3d4c5bdd16d574947d7a009a93585b94249e2c674331809f793974dd |
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 | ty5nEtbEX/sFv4fISlv/UIh/Q+ZmMsQw8MeTI7Ci47xj0fOrYziOysC0pkKpeER5hoXj9bx+B4P/r5xkHC6jAQ== |
| 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
| 2026-09-17T12:00:06.002206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325observed 4b17b9be0c880538fb75d170e6dbd242...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:05.984167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/manifest.jsonobserved f7485d5e3d4c5bdd16d574947d7a009a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.959244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/publication.mdobserved fb4b3750cde017d907e4c708c4bff49a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.938547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/publication.txtobserved 640bf2c15bc3b0bed032552ab357293f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.594332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325observed 4b17b9be0c880538fb75d170e6dbd242...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.577216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/manifest.jsonobserved f7485d5e3d4c5bdd16d574947d7a009a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.559614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/publication.mdobserved fb4b3750cde017d907e4c708c4bff49a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:16.541874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020325/publication.txtobserved 640bf2c15bc3b0bed032552ab357293f...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. |
|---|