OT-2026-000048520
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048520) never changes.
Identity and time
| Publication number | OT-2026-000048520 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de6-7277-9121-6707498a0c53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048520 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5d26772a7f85afb7a92e17a24620327b61489d4a6d18151b291fa0a530222be |
|---|---|
| Markdown | f48a8bf418908a37c475141a7f1dcb8f1b52c6e026f9df3ef0ac8a86ab0deadc |
| Publication page | 46176e34d37f9b0130821fd48a182488a921388c19cb08e38ec9f85ba3c3cb8c |
| Manifest | 163ab3c0a29b5ab9d81b0563daad28bf446996367b3f90b1b612c26ad02bd9ca |
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 | UjKbZsrz7dv3DOPiO9wY6YFvtrhD/IGKToErtGglT8AJk63FuhhNgIDojG9WA8KbwFAXH6vAHS0t49g4d4wuDw== |
| 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
| 2026-09-17T11:05:18.255541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048520observed 46176e34d37f9b0130821fd48a182488...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:18.233904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048520/manifest.jsonobserved 163ab3c0a29b5ab9d81b0563daad28bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:18.212444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048520/publication.mdobserved f48a8bf418908a37c475141a7f1dcb8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:18.191473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048520/publication.txtobserved c5d26772a7f85afb7a92e17a24620327...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. |
|---|