OT-2026-000028997
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000028997) never changes.
Identity and time
| Publication number | OT-2026-000028997 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7f11-b25c-a68894140d16 · 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-2026-000028997 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfa4370a92544c318ca9ca14eb8c82d94c3279aea2047ae5a387bda94479a71d |
|---|---|
| Markdown | 5bfd23f1b6894333eaf94e8c22534050de2450af9608514f428448eefb73f564 |
| Publication page | 7d6825a258a3ade2159a3995d2041027956e3024f4f120fef818b1a8fe9be1e3 |
| Manifest | 97e392d46ccf7990b1ca4b59b7766ce689533f1e05b4f1f32b9d0f3339dfc279 |
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 | bOwhai8AxqCHSYvGSG57xx8fDr+a10Qgd9GFoclbwT5irqtnJOFnaZ2phAa0GKG/GE9jQZc1oi0vm9ROAmn9BQ== |
| 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
| 2026-09-17T08:20:32.714566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028997observed 7d6825a258a3ade2159a3995d2041027...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:32.697106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028997/manifest.jsonobserved 97e392d46ccf7990b1ca4b59b7766ce6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:32.679513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028997/publication.mdobserved 5bfd23f1b6894333eaf94e8c22534050...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:32.540781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028997/publication.txtobserved dfa4370a92544c318ca9ca14eb8c82d9...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. |
|---|