OT-2026-000020948
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000020948) never changes.
Identity and time
| Publication number | OT-2026-000020948 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-72c0-9aee-fe72de2a9ff9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020948 |
| Status | PUBLIC |
Content hashes
| Canonical text | a0c6228eaa203219dcf4762e6cfd2a76f48cc7b199669567ede56cd6fc1c50b0 |
|---|---|
| Markdown | a7bfd8cb9905c9b978c5169a1cc7bed9e44be6cdb987ba906fa91539b2d06176 |
| Publication page | d19ff5bbcb44978ba0f97345c8fa50fa9be6a0f0038332b0e699f95b251912fc |
| Manifest | dae1baa4fd32dae12dc8adad5a31ea81aeefd3065b9923858ecda1cc8c2b0b2f |
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 | DqyZWTXZU2Nic+8X/7Nz7HDF81mPLWoGi9d6kB6eN98Kl7gG4vj6QlLa/CBV0HZ46tQPM5s6mVHoBlf45EUQCA== |
| 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
| 2026-09-17T11:56:05.185970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020948observed d19ff5bbcb44978ba0f97345c8fa50fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:05.169749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020948/manifest.jsonobserved dae1baa4fd32dae12dc8adad5a31ea81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:05.152465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020948/publication.mdobserved a7bfd8cb9905c9b978c5169a1cc7bed9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:05.135300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020948/publication.txtobserved a0c6228eaa203219dcf4762e6cfd2a76...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. |
|---|