OT-2026-000044389
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000044389) never changes.
Identity and time
| Publication number | OT-2026-000044389 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d7-7e31-b8d6-1e1da67401f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044389 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1cf97f67531645189af08bc9345f9ae8d1f4a71f4aeb5748b55a70c4187d398 |
|---|---|
| Markdown | 37cccbd978cf2a1ab0f53fa3792c45418fb45a03e375f236a464ce6dd562b653 |
| Publication page | f85a97da68d02c128dba5bc6cb6aa203a408989ad06a7d57c1e149b0f71391d7 |
| Manifest | 38cfd24d1e5136288a9b414f2bf5aa98d4fd70bf2d46e1d95aff371ef7eaf056 |
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 | jcVJYChNk5Gks3wDbcZaKzsHZ9ahnQubDU89QCKhrRwlhaggbQiPfIq0RCUt7L0mrCQwuxIyW+yAsTXrq6bZCQ== |
| 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
| 2026-09-17T08:30:36.581175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044389observed f85a97da68d02c128dba5bc6cb6aa203...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:30:36.564524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044389/manifest.jsonobserved 38cfd24d1e5136288a9b414f2bf5aa98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:30:36.546236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044389/publication.mdobserved 37cccbd978cf2a1ab0f53fa3792c4541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:30:36.525556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044389/publication.txtobserved e1cf97f67531645189af08bc9345f9ae...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. |
|---|