OT-2026-000021614
Publication integrity record
Foam pad vacuum gripper, two stage ejector, sustained 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-2026-000021614) never changes.
Identity and time
| Publication number | OT-2026-000021614 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7ffa-b434-2af462f669dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021614 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4087be982e2cdd7ed156ae6c8febba23dd14189be2737ec1f86b57871413fb09 |
|---|---|
| Markdown | f2be5ea5e668f472b137bf5b2ca887d01ca00b0fb02305c3135cef37854a5700 |
| Publication page | da568b76eb9bdc1eaa9f592b678f82ba85a04fb530c6e543ceb2315108d78072 |
| Manifest | cc8eb2fa42bf14204272b441c3d0ac855125a26967862e04116e4dbd172ea605 |
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 | m69r6qWFZIU+31Ho/VSGqgt/0DtWl92D8J8HncHCHNb3mdSsyQSmiOu8PmDloXzrbUNFO7/9rH5vs4AHCLiJBA== |
| 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
| 2026-09-17T11:54:04.695610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021614observed da568b76eb9bdc1eaa9f592b678f82ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:04.675936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021614/manifest.jsonobserved cc8eb2fa42bf14204272b441c3d0ac85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:04.659987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021614/publication.mdobserved f2be5ea5e668f472b137bf5b2ca887d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:04.643206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021614/publication.txtobserved 4087be982e2cdd7ed156ae6c8febba23...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. |
|---|