OT-2026-000031720
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000031720) never changes.
Identity and time
| Publication number | OT-2026-000031720 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-726c-9204-b481d3a8588d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031720 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb819d4ac77bdff2438b5924c0ff6badfaa5470e4cc7190ae4ea9aa61dc76633 |
|---|---|
| Markdown | 0ecc236a6c12febbe34221e74cd3b6114fb5e415c3e4472c4d540a4c1ab700d1 |
| Publication page | a653b524be4fb8037c1e91f822125fcd5c9ee48109c13d7eec90b677519eff94 |
| Manifest | 953ee994777cfa09ec99d4ce41002038ba9671833af4c4edfeca7b5d16451802 |
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 | HsVfF6p+2C+dO1ZqJmfANg7scb8NSmXVaJ2kwQhAeCnlfDOHc4tdCDegfxokIXktJ/0j3rQizOuKvtz07CNyBw== |
| 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
| 2026-09-17T11:34:49.950385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031720observed a653b524be4fb8037c1e91f822125fcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:49.933505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031720/manifest.jsonobserved 953ee994777cfa09ec99d4ce41002038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.916683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031720/publication.mdobserved 0ecc236a6c12febbe34221e74cd3b611...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.900493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031720/publication.txtobserved cb819d4ac77bdff2438b5924c0ff6bad...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. |
|---|