OT-2026-000020305
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000020305) never changes.
Identity and time
| Publication number | OT-2026-000020305 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7b52-9688-9dddf448965d · 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-2026-000020305 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3e8db9e06c71fc129be0efb09570100e6945a3c22b468fcccd605fb692594c2 |
|---|---|
| Markdown | a7f3e1ce9584434f352f2e9825942331e9d989228121d661b1807a2cf1c2e90e |
| Publication page | 34eade87b74efde6a8048021032b9100193284e67877b942bbad8e1fcea5ef16 |
| Manifest | 7a04ff9d2d8b86cadf4a700b64ed6b80cd0dd1d73d844dcc5f18893a71fac59e |
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 | EGWZc4IqRwENXDPoL8fC/hYnvnTDRkY5EQLg25zlDSSOUmkBulNJUDRaNKX1caOD8jN/ZHkbE0trBXOQcAsCAg== |
| 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
| 2026-09-17T11:56:40.477878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020305observed 34eade87b74efde6a8048021032b9100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:40.458137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020305/manifest.jsonobserved 7a04ff9d2d8b86cadf4a700b64ed6b80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.436888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020305/publication.mdobserved a7f3e1ce9584434f352f2e9825942331...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.416969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020305/publication.txtobserved b3e8db9e06c71fc129be0efb09570100...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. |
|---|