OT-2026-000090229
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000090229) never changes.
Identity and time
| Publication number | OT-2026-000090229 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-77ce-a349-6276d993d685 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090229 |
| Status | PUBLIC |
Content hashes
| Canonical text | c916199db205b88a37afa0f1c56400fe41fa3dacef82c143ba31bc244182b016 |
|---|---|
| Markdown | 6f6e212b08c8f44d6149a7d26053f6e556c7b0e295a52b1c9c97586ceba54ed8 |
| Publication page | 52d4a50eebec21efc38fc63bfd2b961b809caf7f4d8de565c1398c003fb2b8f9 |
| Manifest | f92b54bfb5bd2052e69388875ac803677f7aa75b2a536ab9f571f68885b17f54 |
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 | pXyF5MQDaIpnXCbeYO1BPdTePhR9jVLAvTdZ3r57Ze1QeJcexUYVJRi7eXJtaIkHv44vsBbJMDrXtfwil1tNDA== |
| 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
| 2026-09-17T09:46:18.593366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090229observed 52d4a50eebec21efc38fc63bfd2b961b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:18.575845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090229/manifest.jsonobserved f92b54bfb5bd2052e69388875ac80367...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:18.556949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090229/publication.mdobserved 6f6e212b08c8f44d6149a7d26053f6e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:18.538340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090229/publication.txtobserved c916199db205b88a37afa0f1c56400fe...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. |
|---|