OT-2026-000049969
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049969) never changes.
Identity and time
| Publication number | OT-2026-000049969 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd77-74db-b4fd-b558af689f34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049969 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2adfcda3e25f687629a495e42359e9d144c0a88c3fbf36bc79d7256d582eb37 |
|---|---|
| Markdown | 6352df0485c2e87ddac0c825248769c0a04aad9663654f23faab0aa175419fce |
| Publication page | d2ac215b9eb1c54734d3134be87f4e688a073499f8b60ece1360f989d0ab7ef8 |
| Manifest | c18d376f8882a716d6877e32d461d17afc0fa3b71fa30b9bf9fd44c9279bc726 |
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 | SRIpNtP/q/LxA0TxjULJg7A5HQuq9yWI7OxkaK/P2tzyJdDPTlqPvLCsxSNy/zaZx4oYBVaKsk1KSe/yjetHAQ== |
| 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
| 2026-09-17T11:01:55.012775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049969observed d2ac215b9eb1c54734d3134be87f4e68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:54.992694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049969/manifest.jsonobserved c18d376f8882a716d6877e32d461d17a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:54.972048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049969/publication.mdobserved 6352df0485c2e87ddac0c825248769c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:54.952734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049969/publication.txtobserved b2adfcda3e25f687629a495e42359e9d...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. |
|---|