OT-2026-000021744
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000021744) never changes.
Identity and time
| Publication number | OT-2026-000021744 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-71b7-b670-c1883cf0119f · 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-2026-000021744 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6bd6881123e448e5744d29fb791580c85322796c6b7834f0f2a97027fffacd53 |
|---|---|
| Markdown | bf2ecf6cbc4a881a030db9846d8fc599ddcd3df272d315fb140258a0d617d16b |
| Publication page | bac0b4271a47721d01c15a41b58b3afb25d474dcf703a4516d0b1f95ffc64243 |
| Manifest | 950744b1a6f7f51d9cbc2a30c8678232459a4b3cf8218a107c0b8fefdd135f8b |
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 | WvPo8HLXRRFgK4l+oOZ+alr3lz1kFWjlZHOMc3iMaPuVR+PQhiA7m/vPdgNxQx7dH1MYqQ0KVdl/hC3hCHDAAQ== |
| 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
| 2026-09-17T11:54:17.025072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021744observed bac0b4271a47721d01c15a41b58b3afb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:16.996885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021744/manifest.jsonobserved 950744b1a6f7f51d9cbc2a30c8678232...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.972933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021744/publication.mdobserved bf2ecf6cbc4a881a030db9846d8fc599...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.953787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021744/publication.txtobserved 6bd6881123e448e5744d29fb791580c8...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. |
|---|