OT-2026-000029583
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000029583) never changes.
Identity and time
| Publication number | OT-2026-000029583 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-7425-a1c7-e2825e79a58c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029583 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a40c3d6f4f3c78c7fb2683c6baabc61de1b699758c57a561ad3c708c1b05c4a |
|---|---|
| Markdown | cc868481e84836f6e576f8c1b8b070c99753a195d2665d8c24404da20afa0111 |
| Publication page | dd6d3470bafc92acc42f82df25b139016a5d160e8fa938c20fb6c49bdece53fa |
| Manifest | 9b6ceb6acceb80fa6d36c887bea07eccac1c1ae6f14f684ef80fbc5d90a6218b |
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 | tlfn9Hot0r7qH7BIcC4zKRqv5GCCB90vdNlAPylWSt7YtMp7OzTxQdvi6msaLuIHHm5hjAJpStK6UDx7DiE1BA== |
| 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
| 2026-09-17T11:39:16.797215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029583observed dd6d3470bafc92acc42f82df25b13901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:16.778423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029583/manifest.jsonobserved 9b6ceb6acceb80fa6d36c887bea07ecc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.761234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029583/publication.mdobserved cc868481e84836f6e576f8c1b8b070c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.744393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029583/publication.txtobserved 4a40c3d6f4f3c78c7fb2683c6baabc61...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. |
|---|