OT-2026-000090172
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000090172) never changes.
Identity and time
| Publication number | OT-2026-000090172 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-792b-a497-8eca70b98820 · 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-2026-000090172 |
| Status | PUBLIC |
Content hashes
| Canonical text | acec2ede40b29c2cab7d8a36bb8ab7ac7feae53ccf4af36014b88264c85260dd |
|---|---|
| Markdown | 6c96a14dcf8be23638522b883b90760fe51fea722f156435dfc8491901c9308e |
| Publication page | 7612ce8e95e44f27283629da7d6864aaa623e7175dd5487fbc62a583e9931936 |
| Manifest | b8199872102309280a6b82337fad97e377fa45e7ae404225aa5fb34f232cce07 |
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 | KKl00vdjNi+oVZ4S4vJU5ELLAwqB6jlbfBqtH7pdTVftA4bpExHKr9eIYdXt1eH8z+fWamnZkIEyUaQJ1J+XCQ== |
| 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
| 2026-09-17T09:46:14.135901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090172observed 7612ce8e95e44f27283629da7d6864aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:14.117579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090172/manifest.jsonobserved b8199872102309280a6b82337fad97e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.101002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090172/publication.mdobserved 6c96a14dcf8be23638522b883b90760f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.080357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090172/publication.txtobserved acec2ede40b29c2cab7d8a36bb8ab7ac...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. |
|---|