OT-2026-000042913
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000042913) never changes.
Identity and time
| Publication number | OT-2026-000042913 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-70ac-bca8-fb9c6161a25b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042913 |
| Status | PUBLIC |
Content hashes
| Canonical text | 765c75a5c37001a94b1de4ef113008a733e8115f4685d967ee61543e26fe7e47 |
|---|---|
| Markdown | b8eefbebf118d9d3de4da32662911a8d43970b6fc186d992456de6968466bec3 |
| Publication page | cfad1a8a06587bea611b5e448f97844196224af50098ff9054fe9cab66ec0a55 |
| Manifest | a579a4dabbe32f42f54d3498f5d858a14a21e2e9ac1ec86ce12fba0114919b17 |
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 | JYX0NpBYz+Qy5NFpRXCuHlTZl/464EALksbtnNbEhkIz2X0ie2u8lgwfUsoqzCLdvnlIO2TRGQdpMfEtiqSPBg== |
| 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
| 2026-09-17T11:15:25.550846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042913observed cfad1a8a06587bea611b5e448f978441...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:25.529668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042913/manifest.jsonobserved a579a4dabbe32f42f54d3498f5d858a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.510201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042913/publication.mdobserved b8eefbebf118d9d3de4da32662911a8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.490435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042913/publication.txtobserved 765c75a5c37001a94b1de4ef113008a7...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. |
|---|