OT-2026-000047471
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000047471) never changes.
Identity and time
| Publication number | OT-2026-000047471 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-7087-af4e-773492aab9eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047471 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9f3a8086a23cec7f1b35e68cc4ecbe3abf3b018b05c21708760206393a1b01b |
|---|---|
| Markdown | 5f83f2d6212aa8ddff825b5ba6073a17d2c1afbe04711b69233878ea1fbfba20 |
| Publication page | 2d05f829cf55aa581220f73b66c8794d0378fd838305082c3236fccc9215336c |
| Manifest | 7f6d7135e53ab37f8c7a61fe642bdffa8b91d237222e421ae1a4ed05430de214 |
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 | RiE4h3n7L8x/qJbVDpcNAZEbyQd86mJTI0/TtqTCpQpxrG8kx9E3E9tAAtSBxpTPsdJayyTI0NeoZGLj7M2zAg== |
| 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
| 2026-09-17T11:06:30.420730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047471observed 2d05f829cf55aa581220f73b66c8794d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:30.402804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047471/manifest.jsonobserved 7f6d7135e53ab37f8c7a61fe642bdffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:30.384090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047471/publication.mdobserved 5f83f2d6212aa8ddff825b5ba6073a17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:30.366961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047471/publication.txtobserved c9f3a8086a23cec7f1b35e68cc4ecbe3...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. |
|---|