OT-2026-000018697
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000018697) never changes.
Identity and time
| Publication number | OT-2026-000018697 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7129-bf3c-c09feedcc9d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018697 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad6f84c180c319cac0e1de0fb9bf6ae1c0fa0186ec61213ec763d84788cd8054 |
|---|---|
| Markdown | a69b6b90411bbeec3c88e3d79f6590745d194e801d3de6b8e131cf5934c43bd0 |
| Publication page | 71140263738dcd19da65d790d59a55333e1e07e899accde087fd20c3e7a1a188 |
| Manifest | 5ba4ca63b8d6c8249d1f4c10ba22aaa921a644e9c8e09276c41b7d111f419e88 |
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 | FbIkAUZwNxyXQ1X72C/tjmXC1HKSB7ZsBlwKw4hzq69u3Vcvbv3f87yP/hhNbaFSERmTgG2OrrpUS+M5Hrn3DQ== |
| 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
| 2026-09-17T11:59:17.888332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018697observed 71140263738dcd19da65d790d59a5533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:17.869673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018697/manifest.jsonobserved 5ba4ca63b8d6c8249d1f4c10ba22aaa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:17.850950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018697/publication.mdobserved a69b6b90411bbeec3c88e3d79f659074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:17.832392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018697/publication.txtobserved ad6f84c180c319cac0e1de0fb9bf6ae1...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. |
|---|