OT-2026-000013744
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000013744) never changes.
Identity and time
| Publication number | OT-2026-000013744 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-71e8-a865-278a1c392d00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013744 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec3c31e5af16cd78379cd7c3c6e48404f47f6f58105f45f0c1dbc359e6cbedde |
|---|---|
| Markdown | b17a9ed18356c888718ffde926a343bf571652dea3232506dda89299a6641a0d |
| Publication page | 91a26e06792796863fc64ee9f5a9619ff0377db4427e5629134a5e6e2aa2c8b1 |
| Manifest | 331051e1950ab6a530539900384f2e95b88096bed9b483e799bfb867a3d2c5f4 |
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 | j3LC20VEbLCkUnH8G80Phdi+EXGAGdLAaLTagVXLAsibvouRdd2oi3WELT32Uo7f3SR7ZqNT8JfsTXQ4K4v4AQ== |
| 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
| 2026-09-17T12:08:42.841146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013744observed 91a26e06792796863fc64ee9f5a9619f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:42.821904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013744/manifest.jsonobserved 331051e1950ab6a530539900384f2e95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:42.802358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013744/publication.mdobserved b17a9ed18356c888718ffde926a343bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:42.754981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013744/publication.txtobserved ec3c31e5af16cd78379cd7c3c6e48404...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. |
|---|