OT-2026-000028933
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000028933) never changes.
Identity and time
| Publication number | OT-2026-000028933 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7e29-889e-f3af9a8b662c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028933 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4480f0ba41e0cd76f9666fbb34b7d77ffefa7d18a629c2b508ec491d4615ba0 |
|---|---|
| Markdown | 938f9f1130fb992fa35c4784a0c6e753b7e6344fe32f3afa5cb0c543394a71f8 |
| Publication page | 4a575b4f836a5eeabc4982c1ca2f4ff970a8bc6867d7923d59ec7c1b61652861 |
| Manifest | 2d777945d4a5e4faa90aa67ee3e54921362a8720c751d5a8d0be1d2fc572a97a |
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 | oMD/iQpGtI0LhCNRfwmgqLA5O81LSFsQsbMYTxe01KoIw8jSqHcmmV1Jo5jLIg7H0GEIUNTDZ43LoN6tDzLBAw== |
| 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
| 2026-09-17T08:20:22.779684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028933observed 4a575b4f836a5eeabc4982c1ca2f4ff9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:22.758933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028933/manifest.jsonobserved 2d777945d4a5e4faa90aa67ee3e54921...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:22.740679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028933/publication.mdobserved 938f9f1130fb992fa35c4784a0c6e753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:22.721481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028933/publication.txtobserved d4480f0ba41e0cd76f9666fbb34b7d77...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. |
|---|