OT-2026-000013156
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000013156) never changes.
Identity and time
| Publication number | OT-2026-000013156 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-70ea-9ac5-a44e73b13e1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013156 |
| Status | PUBLIC |
Content hashes
| Canonical text | afed9439cdb879434a8e782e31afcbb48f7e69c38de11dd16f63b331bc279763 |
|---|---|
| Markdown | 9940db046517eb2387037658a310f723fe5e22e0988b82b3e238c4d1c9006210 |
| Publication page | 0adf16aa45ad725cbfb18d997b47d7c4b5482870a183108eff38a2030ec7b39b |
| Manifest | 0c477017b014889b876bf509d244f986da11fbbf76fd9d8f7d8eab024773bfb5 |
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 | 8X1yg4ApXOvRDh0eHTmXnqK4VgSwJAVrr9+cIVcL6XaxicZ4VBGQ985mk6KJE/dobOpT7JFm5r9q9iH2HNgbBw== |
| 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
| 2026-09-17T12:09:31.501812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013156observed 0adf16aa45ad725cbfb18d997b47d7c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:31.482333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013156/manifest.jsonobserved 0c477017b014889b876bf509d244f986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.463419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013156/publication.mdobserved 9940db046517eb2387037658a310f723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.444410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013156/publication.txtobserved afed9439cdb879434a8e782e31afcbb4...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. |
|---|