OT-2026-000050353
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000050353) never changes.
Identity and time
| Publication number | OT-2026-000050353 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-7bdb-ad5b-0b8121ac7360 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050353 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19648ae61fc85385658999fa7565ef79dd4701775211c090fdf09850c56cdadc |
|---|---|
| Markdown | bcb7fff0764c7357bf35e056f1adc797bdf0ffcb6cca46cd1d323dfa82ca70a1 |
| Publication page | e9e8f45e4e191d0893202ae56c62d352c0a32eb5350b92c0c5f74a1579682ebf |
| Manifest | 83609f9de49d28f6802278cc4d146b8f1e0aaa4ae587526ce8f72e187990fc1e |
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 | hQMrpWvvFpZBb2JGfc7YSA8oSXGyL7kLqpb5KtGWufAEWWV3/4jF6A8NhPngICd0SeKVO6kprTxQRjpkQRYCCg== |
| 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
| 2026-09-17T11:01:23.024444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050353observed e9e8f45e4e191d0893202ae56c62d352...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:23.008608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050353/manifest.jsonobserved 83609f9de49d28f6802278cc4d146b8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:22.990508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050353/publication.mdobserved bcb7fff0764c7357bf35e056f1adc797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:22.973984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050353/publication.txtobserved 19648ae61fc85385658999fa7565ef79...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. |
|---|