OT-2026-000021809
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000021809) never changes.
Identity and time
| Publication number | OT-2026-000021809 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7a44-a385-9e1ac0855150 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021809 |
| Status | PUBLIC |
Content hashes
| Canonical text | dafc5450f1a7d48c9b52bf6c264e575c1f79a054aaef691017bb1cb6746533d4 |
|---|---|
| Markdown | 89c073a511fa537e4df2f971c05c9bef7569db390f64a7933eeadf604a035165 |
| Publication page | ab5c17bace929484601644866197d49fe3d511aa39dc62aa06660156f21df983 |
| Manifest | a281d8efd9eb289c073301e3053bffbfe6982817738d3b1f32669d3c91d71305 |
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 | fnYHykbgg3pJz7lqP82+/1gsOWh2g+/OV73nEJxbTvjyWVeioTBeMZbYHqkEexwQAaJNUaMXl3hCNyslL9fjBg== |
| 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
| 2026-09-17T11:54:21.846706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021809observed ab5c17bace929484601644866197d49f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:21.827899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021809/manifest.jsonobserved a281d8efd9eb289c073301e3053bffbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.811069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021809/publication.mdobserved 89c073a511fa537e4df2f971c05c9bef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.793212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021809/publication.txtobserved dafc5450f1a7d48c9b52bf6c264e575c...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. |
|---|