OT-2026-000081523
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000081523) never changes.
Identity and time
| Publication number | OT-2026-000081523 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-71fe-9705-708590144f32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081523 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5a80be3d7cd926dd698f4619b9476b7ce25585d1412069ada8e42d54c1c9b9e |
|---|---|
| Markdown | e7f6864770fffb3792e5fedd13393fdd43d924937757c8856b9094523e787c3a |
| Publication page | 611137b394b84edac0ab8e3498d17218ceaea806ad339fd7abadbd7ef4dce453 |
| Manifest | 0451de1dae5c1362b6fe7b490c4fc8ad4572e06942d1dc11c3c5f635a3099e1e |
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 | nkfUHI9Fs1I0uqe41bjkcT7UXh75OEZfuvfp1DQqjQQ7dIe5Vq1mLbLHIZ4PJwtrKAkYzoSbmvVa4WkSyoTyDQ== |
| 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
| 2026-09-17T09:59:32.530202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081523observed 611137b394b84edac0ab8e3498d17218...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:32.513456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081523/manifest.jsonobserved 0451de1dae5c1362b6fe7b490c4fc8ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:32.496798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081523/publication.mdobserved e7f6864770fffb3792e5fedd13393fdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:32.478495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081523/publication.txtobserved f5a80be3d7cd926dd698f4619b9476b7...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. |
|---|