OT-2026-000018603
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000018603) never changes.
Identity and time
| Publication number | OT-2026-000018603 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48b-7cc2-a9b0-89a46f96564a · 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-2026-000018603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4426858e6a30ff5248b6e296a164a7823834278f33fe8a5ccc251052503dfbde |
|---|---|
| Markdown | e360ba938a86fa374912a5836a76027f9f869bf8f2cb6f403d407b8418e3c57c |
| Publication page | 50cba570fc2d053c16c0843c5f302cf40db8adcd5f47dfb5635246a3476bc66e |
| Manifest | 9b8ed967eb9825d3c8c2b5c1024136511e41f79024fc97e7315d99e29ab013dd |
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 | aaCWqs8hvGM9lekHcopfjCaV9+lKJvv6yRy2WYz5F7S8x5F9jyu3auKVG8wWFlOXzHo3cgeFPDynQkgyDxW7DA== |
| 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
| 2026-09-17T12:01:09.713640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018603observed 50cba570fc2d053c16c0843c5f302cf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:09.697096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018603/manifest.jsonobserved 9b8ed967eb9825d3c8c2b5c102413651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.678167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018603/publication.mdobserved e360ba938a86fa374912a5836a76027f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.659220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018603/publication.txtobserved 4426858e6a30ff5248b6e296a164a782...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. |
|---|