OT-2026-000050723
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000050723) never changes.
Identity and time
| Publication number | OT-2026-000050723 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-7050-888b-05a6f8ef03f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050723 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc1ab2094eed399d26f8001066dd23b3e4c8327deeeb0a13dae4043b3a608090 |
|---|---|
| Markdown | 44ea945a746960c4866eb14f883e0f5bb75b27a21e5e324c803052aec99ae36e |
| Publication page | cfbdc17e90efc1e577da8e5abe945c573d8cd1096bdcec7bedaaa6a05d31457f |
| Manifest | 0a7340c8d28155e26a96022787f092a777455e3f85f928f0811c37224cafe7a8 |
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 | z3glXi23XImWAWkAeLny4O9qCCuqdvTw8PmfS2MMOwSmMA89PbBUZ2ZV91PRJ0xMfPyW8O/IaSDYfl5IaxUyDA== |
| 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
| 2026-09-17T11:00:05.318165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723observed cfbdc17e90efc1e577da8e5abe945c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:05.290420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/manifest.jsonobserved 0a7340c8d28155e26a96022787f092a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.250433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723observed cfbdc17e90efc1e577da8e5abe945c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.219714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/manifest.jsonobserved 0a7340c8d28155e26a96022787f092a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.110051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/publication.mdobserved 44ea945a746960c4866eb14f883e0f5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.109560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/publication.mdobserved 44ea945a746960c4866eb14f883e0f5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.951904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/publication.txtobserved bc1ab2094eed399d26f8001066dd23b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.930451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050723/publication.txtobserved bc1ab2094eed399d26f8001066dd23b3...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. |
|---|