OT-2026-000016740
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000016740) never changes.
Identity and time
| Publication number | OT-2026-000016740 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-5918-7f5a-b45a-ffd18cdb1a6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c65bc28915a011ce24ef8dfadb707771d4038ae531f6e001b7960dcbfaa8ecb |
|---|---|
| Markdown | fcbfd15fd4cb0eaa19af6f43fe4d1e5830cfeacb09a5062fd19e9732bfd57755 |
| Publication page | 39c786bfc9d99e8647a0cd5dc52adbf52f6e0a16cf0092536ca245ec5209e175 |
| Manifest | d33868dab18ed99e39cb8789b60147279b8ebb758e60a0d8d5afbc2db3413167 |
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 | qgFlZaPo2joXrxbBOskzCP6KHAGvmOKg6eK0LA4YII3oNJ21k7zmg9LHY0/E+fDbfvRvbSlknx7JaWG4AhCiAw== |
| 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
| 2026-09-17T12:02:58.329457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016740observed 39c786bfc9d99e8647a0cd5dc52adbf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:58.313917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016740/manifest.jsonobserved d33868dab18ed99e39cb8789b6014727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:58.297687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016740/publication.mdobserved fcbfd15fd4cb0eaa19af6f43fe4d1e58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:58.283353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016740/publication.txtobserved 0c65bc28915a011ce24ef8dfadb70777...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. |
|---|