OT-2026-000013347
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000013347) never changes.
Identity and time
| Publication number | OT-2026-000013347 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc9-7c5e-9021-feb55fe0b96f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013347 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c1908a749460f84d165a4cc2f9d38089f51855540d40b765a83e00a9bbece55 |
|---|---|
| Markdown | 4f20f167c751bb39087a51b11b88d10c2d61f5b8602851db075b5c546962204f |
| Publication page | c6e87c88af8471ba5d705c4c41c4959917ea64d580aac08e469755d411a91211 |
| Manifest | f2913a3fdde9238ffc6139417f0ba461838d4c2efc6a63e4400bf0ceff8a7414 |
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 | bA1QpvG/VWFnH5Vf5l2kpxEBuJS65DZoXFlxhxzSYRQ27M+wVAvVhJ8kaaOomANBmdAstJL5KXTw5ZvoFpGVCA== |
| 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
| 2026-09-17T12:09:47.638313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013347observed c6e87c88af8471ba5d705c4c41c49599...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:47.619118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013347/manifest.jsonobserved f2913a3fdde9238ffc6139417f0ba461...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:47.600270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013347/publication.mdobserved 4f20f167c751bb39087a51b11b88d10c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:47.579208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013347/publication.txtobserved 0c1908a749460f84d165a4cc2f9d3808...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. |
|---|