OT-2026-000049660
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000049660) never changes.
Identity and time
| Publication number | OT-2026-000049660 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fee-7a1a-89f6-ea78a62a8ef8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049660 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1619a80076710bb83ebe3baf7c0ad765cc86dbc23c0a02c359a392090b693a0 |
|---|---|
| Markdown | cdf969897df5e06247e81262626683750bc732c43f26dc901abba524d9b37437 |
| Publication page | 2031535fcef199e2f1b29437c2139e66f9efe2a9eea29f9c9a6c247c4ec739be |
| Manifest | 7c1e5f4219cb76f50fbf0063121cf94012570591e6cc16a30d806af369e3021e |
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 | c3QaLdBWbAYyrfOEy3NZ46569t3f9Z2XtXD8zV03bgc6MaAOgn1PfQadvWUitNt0RQLx0TA1lS6FKqNA//HkDA== |
| 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
| 2026-09-17T11:02:39.711919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049660observed 2031535fcef199e2f1b29437c2139e66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:39.693114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049660/manifest.jsonobserved 7c1e5f4219cb76f50fbf0063121cf940...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:39.675090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049660/publication.mdobserved cdf969897df5e06247e8126262668375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:39.657148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049660/publication.txtobserved d1619a80076710bb83ebe3baf7c0ad76...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. |
|---|