OT-2026-000090876
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000090876) never changes.
Identity and time
| Publication number | OT-2026-000090876 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7f27-b38e-46fc343e2e17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090876 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81d05d42d32375678cda89f0b6bca230c03dca62561c5c79a83f114407941db4 |
|---|---|
| Markdown | 86baf7b6f29cb95efe4a80edcc6336d72963af392a7543998f5fb4a5dec2be1e |
| Publication page | 4964b51140dc505c2520ded4c83fecfc0386ffd44213d0c75dfda0d401595fd4 |
| Manifest | 71bc33f670b9d363cd5d9e698d119c61ed84d359d77f9c222205306eb8a0b6d8 |
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 | Spfe64YmFpfCoBD7x+y5696jDcWhpQhjS8FBzQ5qxEwQYhfAltzlovIroQLZ6QRK2+tJZc7dqbh29Hv8/Jq2BQ== |
| 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
| 2026-09-17T09:44:04.376114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090876observed 4964b51140dc505c2520ded4c83fecfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:04.357844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090876/manifest.jsonobserved 71bc33f670b9d363cd5d9e698d119c61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.339561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090876/publication.mdobserved 86baf7b6f29cb95efe4a80edcc6336d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.320310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090876/publication.txtobserved 81d05d42d32375678cda89f0b6bca230...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. |
|---|