OT-2026-000012020
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000012020) never changes.
Identity and time
| Publication number | OT-2026-000012020 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-794c-a168-1eb3b7ab5d2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72b249431e2933118c57dd5718e469ca43a6f1d76d5cc887a21fd06eabfbf154 |
|---|---|
| Markdown | f464ee62d50c918348c78bb0d97a6e134df15b434101af67e904d944da3444b1 |
| Publication page | 993db4c593dda9ad4292203e421020567a7868d87f7168523c1fd19ea60b39c9 |
| Manifest | 083431475725b506e6a031391f4d43f5aeea6e47cf4b86520dba776327fb86c3 |
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 | DvrfpFx3rO8JAoDaKibSNJ/+KhsuErSZw0HT38Gb7OffvCPFAdbtzT9JzK9cE5D5bASKTh1uoEUcQUZfZUnMCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:12:53.412704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012020observed 993db4c593dda9ad4292203e42102056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:53.392406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012020/manifest.jsonobserved 083431475725b506e6a031391f4d43f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:53.369037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012020/publication.mdobserved f464ee62d50c918348c78bb0d97a6e13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:53.349802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012020/publication.txtobserved 72b249431e2933118c57dd5718e469ca...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. |
|---|