OT-2026-000043552
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000043552) never changes.
Identity and time
| Publication number | OT-2026-000043552 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7596-975d-998144766dac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e20a30708e3f24500ae46d51e2751c35adc86b06fbba29c97b13270aa71ed84 |
|---|---|
| Markdown | 4dfb410b23c3a829815703744c9cf7854bd7649506ea18c378eb538ec9ccbb9b |
| Publication page | a189facbd701ee3f9118175a10acf06fd16b7d4c67a187a1955195200c25abf4 |
| Manifest | bc62c5a1fd3fb7b329df86122823025c3d8392c965547b18bae6145e16efce00 |
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 | P10m93UwySU6VT+XmrEYza/A6D7m/uaDyPU6m2pxDaTdpSUs+Gj9KEnOQnVrUYHby9yskzFB4YVqJQ5pEJYiAw== |
| 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
| 2026-09-17T11:12:56.467787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043552observed a189facbd701ee3f9118175a10acf06f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:56.449023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043552/manifest.jsonobserved bc62c5a1fd3fb7b329df86122823025c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:56.427602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043552/publication.mdobserved 4dfb410b23c3a829815703744c9cf785...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:56.409470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043552/publication.txtobserved 5e20a30708e3f24500ae46d51e2751c3...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. |
|---|