OT-2026-000052500
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052500) never changes.
Identity and time
| Publication number | OT-2026-000052500 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7f3d-8416-54b2f97d236f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052500 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b920073ee7d7899680bed692d2f895c44cac7f7347295ccf7ea16a8c77e1691 |
|---|---|
| Markdown | 039d5d8e895ac51ab2a3c1498cdd142acbd6ec1f2ef0535f4561cedeead2972c |
| Publication page | 518a13925f62a12ec947340be1218bd2d0da6955b26c0e889728a66d9ee17f9d |
| Manifest | ae7a53f8eb64e10a7f304cbdf0e9eaba8f89a43a6ca1f89faafa74f275e58c5e |
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 | yJVUVvbZAECRBjrrpatcSGHug/xKs041m+OrY3e7buBbfgrUse+zRBdtD+MFKde1hCzNnCBQRNlS6zx0YR/tBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:08.284619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052500observed 518a13925f62a12ec947340be1218bd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:08.264867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052500/manifest.jsonobserved ae7a53f8eb64e10a7f304cbdf0e9eaba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.246591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052500/publication.mdobserved 039d5d8e895ac51ab2a3c1498cdd142a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.228263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052500/publication.txtobserved 7b920073ee7d7899680bed692d2f895c...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. |
|---|