OT-2026-000028916
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000028916) never changes.
Identity and time
| Publication number | OT-2026-000028916 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-76b5-aecd-703b043a2cc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028916 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24396307296d91cfb47a0f662c333ee5cff11b3ec726849e0f9dc10862eb02c4 |
|---|---|
| Markdown | 93f11fcde51c9505adb56f97f5760d07c7e77fffde30f3cc80c0b391d3ddd52c |
| Publication page | 75dd7e17779c81f1ef3ecfe52de46488901c1bba0afc85378c877483e8c86376 |
| Manifest | 431ade4497b22cb61038ef8b20b4cced10e7b277d6f7b8c479b74656659ff9ef |
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 | QCy8G1bZbXf80VFhKIzn0cq4iSxpbfpsH44aYZGH+qRY8oXMbJImeR5uWfOhTGwJmYvxgKLXJtYR5j/PA+k6Cw== |
| 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
| 2026-09-17T08:20:19.798722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028916observed 75dd7e17779c81f1ef3ecfe52de46488...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:19.780595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028916/manifest.jsonobserved 431ade4497b22cb61038ef8b20b4cced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:19.760312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028916/publication.mdobserved 93f11fcde51c9505adb56f97f5760d07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:19.733429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028916/publication.txtobserved 24396307296d91cfb47a0f662c333ee5...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. |
|---|