OT-2026-000030528
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000030528) never changes.
Identity and time
| Publication number | OT-2026-000030528 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7833-9605-9fa770c7044e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 450a7cf53ab5edb9f11db51c95c79297a572fc770e277e0dc2e441ee8ded32a5 |
|---|---|
| Markdown | 0d0bf4f3899606e5da22ca4d792006351e51ebdb51b1cbcca4b40cdc195f448a |
| Publication page | e40435b2cfe662327ba3834132c2122565ec0eadf8470feca9079ee13ec082a8 |
| Manifest | 7f71a600cf722b07603e3ce3d5fe5d69713eb36ad280562f537c52ecebd4905a |
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 | xqilKDf8HarS3fF/5Oy5iNK0WIygNqDUDhL+8rjjFTQFj5v6aBxfPRRQJ0ftBh9aLV3/E1jNhlPNKtNt9ejPDw== |
| 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
| 2026-09-17T11:38:23.678065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030528observed e40435b2cfe662327ba3834132c21225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:23.662875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030528/manifest.jsonobserved 7f71a600cf722b07603e3ce3d5fe5d69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:23.645426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030528/publication.mdobserved 0d0bf4f3899606e5da22ca4d79200635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:23.619407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030528/publication.txtobserved 450a7cf53ab5edb9f11db51c95c79297...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. |
|---|