OT-2026-000019176
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000019176) never changes.
Identity and time
| Publication number | OT-2026-000019176 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7b1d-ac3b-024abf0f4f3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019176 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1d62b48de9b7e8aa4d4033e7834cadcc6d3612e4ee8a86484bb41632f2ddec5 |
|---|---|
| Markdown | f1d6dc2e44d2cfc55cf6cbd56ae1cebd5092ec2f9ed588dc33edc9ebf2dee587 |
| Publication page | bdef7b21cb1c6e4c1cdb24220ef39ab7b87bbf8be7506e1afa84ccaa0aa04cf8 |
| Manifest | 94096a6f8ed3bc4626cdd549e765c47d7387a923ab176f5739312d12de65bce6 |
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 | PR57+h6e5fVOkc1l1lrYX9o+r0gSta9RYj8/80Mj9rO197UwUYGEV1iFlhmkAqnWu66PL3dyHicqr4w4JPe9Cw== |
| 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
| 2026-09-17T11:58:29.506187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019176observed bdef7b21cb1c6e4c1cdb24220ef39ab7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:29.490325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019176/manifest.jsonobserved 94096a6f8ed3bc4626cdd549e765c47d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.472803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019176/publication.mdobserved f1d6dc2e44d2cfc55cf6cbd56ae1cebd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.455144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019176/publication.txtobserved f1d62b48de9b7e8aa4d4033e7834cadc...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. |
|---|