OT-2026-000049280
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000049280) never changes.
Identity and time
| Publication number | OT-2026-000049280 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7501-90f7-aa2dca296c1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049280 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8eec042a00f45baa55e89ffbea8af360909317ee5b70c03a96595024e327069 |
|---|---|
| Markdown | 419e79cc66a7b355cc3aecadf1eccf98679ba9916a7ecdfe576771fde4b6fc29 |
| Publication page | 299bc9fd13192e9425cf30ec1064443f21ca84cb0efda51c72af980203438f35 |
| Manifest | 6ed7fd61e88970bff47b9d733c1f3668d16766f39f998c7ae808b9f96c3da0a2 |
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 | lSrAACbnlbp4nrJNjQ91680BqcP72Xofv9/ZnRplE2nhaisMd6GGS/b64wwrlLlLFoKeNUGt20p4+6+oiBzAAw== |
| 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
| 2026-09-17T11:04:08.257920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049280observed 299bc9fd13192e9425cf30ec1064443f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:08.236495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049280/manifest.jsonobserved 6ed7fd61e88970bff47b9d733c1f3668...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.217363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049280/publication.mdobserved 419e79cc66a7b355cc3aecadf1eccf98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.195467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049280/publication.txtobserved b8eec042a00f45baa55e89ffbea8af36...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. |
|---|