OT-2026-000073449
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000073449) never changes.
Identity and time
| Publication number | OT-2026-000073449 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-7662-a65e-f8ef396fd8a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2486b5874f48f8b843d4c16bd870f7075961618965190808c801e07c5a5fa299 |
|---|---|
| Markdown | b7e2771ded175ea7e076a9c4e33f492a2cdbb5c444c2e99f34f6fc6f351e65c4 |
| Publication page | 3ed09fc7c3e8da090af92eb679e369c6b5518f566efafebbc4461de0e290a07c |
| Manifest | 43bc8b2cbfaf077fc97830954a31e0e536a660e327433b4600ca1f58768d9782 |
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 | VzFcwK6tko0Kk4aN4P/7nM2w8PxLBt6aSrEd2E4daw1le6VlYwYeGkwDDTT0UBfeKj5H8xrXnZLvdfxw2QDHDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:36.659533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073449observed 3ed09fc7c3e8da090af92eb679e369c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:36.635473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073449/manifest.jsonobserved 43bc8b2cbfaf077fc97830954a31e0e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:36.616522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073449/publication.mdobserved b7e2771ded175ea7e076a9c4e33f492a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:36.599557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073449/publication.txtobserved 2486b5874f48f8b843d4c16bd870f707...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. |
|---|