OT-2026-000019072
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold 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-2026-000019072) never changes.
Identity and time
| Publication number | OT-2026-000019072 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-78ef-abc2-d1bc1e513b00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019072 |
| Status | PUBLIC |
Content hashes
| Canonical text | a85c9cf6e5a14e2c6dd7f47f39384ca3adcfc441af31ff853f47cf20f8e838cd |
|---|---|
| Markdown | bbad472c581104831655566480a298e7f80376aab0ff688344d95a18634b3b65 |
| Publication page | fdc4d97ef1d9025d4e840286a492a9a770a2d84d572291272d1f3a8962ac6b01 |
| Manifest | ca96c9b52dafda68d374935bd184f92e2573c3531480714f41d4b69af1ff78fa |
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 | iRx/DlDPYDNoLhDRe3CgI6pTTha0CF0ws+zmoR73hjOtI1fBYYUBAZ5aAlKGQLW1FfLm7OGqsMmSIld61McpCg== |
| 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
| 2026-09-17T11:59:46.462622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019072observed fdc4d97ef1d9025d4e840286a492a9a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:46.443091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019072/manifest.jsonobserved ca96c9b52dafda68d374935bd184f92e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.426751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019072/publication.mdobserved bbad472c581104831655566480a298e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.410662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019072/publication.txtobserved a85c9cf6e5a14e2c6dd7f47f39384ca3...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. |
|---|