OT-2026-000090423
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090423) never changes.
Identity and time
| Publication number | OT-2026-000090423 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7776-a350-4756897e3ee4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91fff95bcf25ab0a7947c366ec5ed85cb13b1e26836bd881e6d7de42c448af2f |
|---|---|
| Markdown | 704b647cc9251ab4f0996c08fad9df8a4e651fd5398ec10241e56fc4b7972b43 |
| Publication page | 8daab3530904776731928143bd296771d9018dd95cc9a910f6a7b7dedce19add |
| Manifest | 838380ee73b80960509693493cd693b4ba0eec20f158b902e4426e87e0895367 |
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 | ZbltotrLB73Zd9VALwPAk9w6+rwlgbY25F0XUJQDSUk7rwrsK8s2QnD1w9cUxg43Kf7wL54ecUF+mbUYYojNDw== |
| 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
| 2026-09-17T09:44:32.321454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090423observed 8daab3530904776731928143bd296771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:32.303124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090423/manifest.jsonobserved 838380ee73b80960509693493cd693b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:32.287576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090423/publication.mdobserved 704b647cc9251ab4f0996c08fad9df8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:32.271131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090423/publication.txtobserved 91fff95bcf25ab0a7947c366ec5ed85c...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. |
|---|