OT-2026-000031152
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000031152) never changes.
Identity and time
| Publication number | OT-2026-000031152 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-70da-b97b-a8bc62974274 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031152 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ea9f3e9ec8cbbcfbdfe6e837fda0cba4b105c6e58059908f1fd8071aa4b77df |
|---|---|
| Markdown | cca4a54706cd1e7d783b4e4c8d4cc048643b74dc0a6759fe44d102416d1d0700 |
| Publication page | 7437c29cefba3da103dc9329745ef276503dfd28ef9062bf7b3dcb1907a400eb |
| Manifest | 6bf7be138d2ba66267600452fbdbaae47abd70982f13226685260b30f3aa9ad9 |
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 | 2U0e2jzY2vIjXh0dCJVlJfKO5IA3N/vRCsVfnwF1clCKGf50DQCcddvBcAZ31gTfJtYKTxKcF4OvGuoaTa+2DQ== |
| 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
| 2026-09-17T11:35:41.549046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031152observed 7437c29cefba3da103dc9329745ef276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:41.531538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031152/manifest.jsonobserved 6bf7be138d2ba66267600452fbdbaae4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:41.513181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031152/publication.mdobserved cca4a54706cd1e7d783b4e4c8d4cc048...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:41.492925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031152/publication.txtobserved 1ea9f3e9ec8cbbcfbdfe6e837fda0cba...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. |
|---|