OT-2026-000020690
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000020690) never changes.
Identity and time
| Publication number | OT-2026-000020690 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-76f8-8845-a6e408cb4606 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21d358e0a4c6588b108535397da72aa4c0a43758e63403e63f7667e98ece5bfc |
|---|---|
| Markdown | 9c9f0fce1ff3a01077df1f27104e7fd055e2fe03f7ecc8448364348c4a4e22de |
| Publication page | 968595f33c54d33ffd87e06109558714501783b6bea63aaec48395c60221dfb8 |
| Manifest | f251e4a69c294437ea16da8abd5b5ece23926cc31d1b9511c8c66dd581d65441 |
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 | G0Nctbs2zuV2JXo54XCdPEfTV7jFG9Knx6OWmm3IleutUthtFuDyMZX7/XiXGcbqcq6fSudqseefFtoATpAxBg== |
| 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
| 2026-09-17T11:55:43.944761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020690observed 968595f33c54d33ffd87e06109558714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:43.923480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020690/manifest.jsonobserved f251e4a69c294437ea16da8abd5b5ece...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:43.902195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020690/publication.mdobserved 9c9f0fce1ff3a01077df1f27104e7fd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:43.881797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020690/publication.txtobserved 21d358e0a4c6588b108535397da72aa4...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. |
|---|