OT-2026-000020860
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000020860) never changes.
Identity and time
| Publication number | OT-2026-000020860 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7fe1-b24c-684442186eea · 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-2026-000020860 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7295270871eb054f096a658aa9280c06805a2ff841235a9ee83680abb22ae924 |
|---|---|
| Markdown | 6aef9e8d3b51d028c4032aee7aad905ba032557da4a0b908611e7c045586d65d |
| Publication page | cf4487a7c53aaaed0f2497b656346aea5cf935da4a45eec806c79c8e38c7fc05 |
| Manifest | 03d01d9ff0c9898a71fe6dd8afde8832f918147115d17ce5fe799cd02b5c324f |
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 | Oxr4DoXmLdLbGR6NTkACTJRN/6rMnlAAW2RootumyaHe5tD3OIbYL8KhGiIijm51oPkOjUBVb5pIORVKTnlBDA== |
| 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
| 2026-09-17T11:55:57.733854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020860observed cf4487a7c53aaaed0f2497b656346aea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:57.714577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020860/manifest.jsonobserved 03d01d9ff0c9898a71fe6dd8afde8832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.694543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020860/publication.mdobserved 6aef9e8d3b51d028c4032aee7aad905b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.674356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020860/publication.txtobserved 7295270871eb054f096a658aa9280c06...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. |
|---|