OT-2026-000028317
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two 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-2026-000028317) never changes.
Identity and time
| Publication number | OT-2026-000028317 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7408-bc01-e5fd6b39b72d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028317 |
| Status | PUBLIC |
Content hashes
| Canonical text | e0bd71b0ae39ad815e85afdd7fe7943d35fafce705cff7ca6b481203ba78af3c |
|---|---|
| Markdown | 268bbaae06091368915c127076b05f256ee5631753f446841cf36a58440fb93f |
| Publication page | 18839c91d2d1b9cab7f2f154689bd70b51650c555541ca5d179a08042dacf01e |
| Manifest | 69eabc5e779c4f67aee79786f837a2baac8c36c2ee9e7d6221cc67d4f10c8d9a |
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 | dqwFPKtmfbxvMhEisCAqThm3fpuidEZGzhi1R6lyJ8aKyacZbYDfhjrUi6yAxQel5e0GBoSEgPvNvaEzFjJJDg== |
| 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
| 2026-09-17T11:40:18.881581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028317observed 18839c91d2d1b9cab7f2f154689bd70b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.859907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028317/manifest.jsonobserved 69eabc5e779c4f67aee79786f837a2ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.840634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028317/publication.mdobserved 268bbaae06091368915c127076b05f25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.822666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028317/publication.txtobserved e0bd71b0ae39ad815e85afdd7fe7943d...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. |
|---|