OT-2026-000055704
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, on a tool changer
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-2026-000055704) never changes.
Identity and time
| Publication number | OT-2026-000055704 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-7032-899c-767f9c11884c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055704 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3c4d089b4c7da5f5b455d6abc039ed97e51ed4f86528b2168ea13263381c734 |
|---|---|
| Markdown | 5bf49a951d7002aab4cd663e5449cba868e4234328c9db20af896c779d432284 |
| Publication page | 487a264583c16fb6fb406782f96c6e9978718269825d59d97db3dab7b53a51d0 |
| Manifest | 3235d1f7f1e43c61940cf60b10581e05830e4427acd4c4390c1e0fa5050108dc |
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 | QHzoBxaH5FXf91EKRlRTihRcKs+3Cko1u9Dq4i2NRvA4ZcLzBd7V4ivyjG6PTaez0iHLKGpyNxWdC3g9mlAbDQ== |
| 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
| 2026-09-17T10:51:02.019381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055704observed 487a264583c16fb6fb406782f96c6e99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:01.901366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055704/manifest.jsonobserved 3235d1f7f1e43c61940cf60b10581e05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:01.882919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055704/publication.mdobserved 5bf49a951d7002aab4cd663e5449cba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:01.864067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055704/publication.txtobserved c3c4d089b4c7da5f5b455d6abc039ed9...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. |
|---|