OT-2026-000060620
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000060620) never changes.
Identity and time
| Publication number | OT-2026-000060620 · never reused |
|---|---|
| Internal UUID | 01a0ae8a-b7cd-73b0-9e95-e3f79fff418b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:21.818756Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000060620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cd5d0e38fc92c415f2bf5f5aed821feb67b43ebf09f3048297d83607b63bda7 |
|---|---|
| Markdown | d354393cfde85933d107521fc3a7bfc3899400fb7b5b263af6aedb08ce1e0702 |
| Publication page | 23edbf8eda75f2f1ab9663751f29713c839b1367c8bc03503de86fa7cef02927 |
| Manifest | 76c88ecfbc72c4760bcd4a9f56c46e23a41ca67f1f35169fb88cd0c648e86bb5 |
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 | f7krUfEVyUAUMt3lk2lGQClmvYBE/OnBIsUmnVS24EOVok4irJq/FspHcfYO6aWgKnSjR8x/X1U4xuPAfB6PCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:43:14.789313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060620observed 23edbf8eda75f2f1ab9663751f29713c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:43:14.771749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060620/manifest.jsonobserved 76c88ecfbc72c4760bcd4a9f56c46e23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:43:14.752712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060620/publication.mdobserved d354393cfde85933d107521fc3a7bfc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:43:14.735032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060620/publication.txtobserved 8cd5d0e38fc92c415f2bf5f5aed821fe...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. |
|---|