OT-2026-000044816
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000044816) never changes.
Identity and time
| Publication number | OT-2026-000044816 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-7ff0-a7fc-06039672324e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044816 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b8b810b33d0d9084d10264c772172a3a3d7b66be4d44c19a5093070f1e1018c |
|---|---|
| Markdown | 27ee7407650f48e31ddf9baab34cf0e43361126235f0985dcf02f5fde1470b49 |
| Publication page | 98a603ae94ccaeea7dc381aaa8ffa4fa4b1f2d8b2f9d3634920415c2a6006f28 |
| Manifest | 8cd306282e90853e81e32616f942852eb63d1e8dbff56a2eb82861f636e29401 |
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 | 3bMbplykIgtjIGK7VNXEynIjCNMVvruptALrSd7MA4QeCHz0ggtwZpFVUsYIIyGgZBs/vknOkgYbm3WNLD+TCg== |
| 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
| 2026-09-17T11:11:27.039927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044816observed 98a603ae94ccaeea7dc381aaa8ffa4fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:27.020863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044816/manifest.jsonobserved 8cd306282e90853e81e32616f942852e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:27.000588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044816/publication.mdobserved 27ee7407650f48e31ddf9baab34cf0e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:26.982691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044816/publication.txtobserved 2b8b810b33d0d9084d10264c772172a3...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. |
|---|