OT-2026-000018457
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two 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-2026-000018457) never changes.
Identity and time
| Publication number | OT-2026-000018457 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7e13-9f77-047ee3a1e4f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44544e9fcfcda9e8200bd1731afee54563e5bbea369bd4323fef51ad3e4d7fa7 |
|---|---|
| Markdown | 02c1a039a47fc98ae793949399966930c65d830f83579f52cbd751c412ba8223 |
| Publication page | a88b87fb0717c25237ae6fb467d93ef421405b0a87677cb2580a4c8ea11e2c9c |
| Manifest | 115fc899cf4adc3aa2674b7d400078d908a015ecedf2f0ac58063728af3b62e6 |
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 | zJ2xr/8rr7tlmh8QF8Dm2js6pmw8DMdLEmupMWG09S04zzb7ntr2lX2wJT1QRHKfW1vveuCoy5tTYJeXjATFDA== |
| 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
| 2026-09-17T12:01:13.047183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018457observed a88b87fb0717c25237ae6fb467d93ef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:13.030524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018457/manifest.jsonobserved 115fc899cf4adc3aa2674b7d400078d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:13.012727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018457/publication.mdobserved 02c1a039a47fc98ae793949399966930...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:12.995627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018457/publication.txtobserved 44544e9fcfcda9e8200bd1731afee545...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. |
|---|