OT-2026-000043725
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000043725) never changes.
Identity and time
| Publication number | OT-2026-000043725 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d1-7842-8d2a-a0a1b8036c66 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043725 |
| Status | PUBLIC |
Content hashes
| Canonical text | da4f09555530f2ca4c7f86bec5d437fd77a2b181a424d93fb828d86a3835aca8 |
|---|---|
| Markdown | 186cd2ccaca6f9169dc1f3c89614886cec23c94a625ba5025c769932abe8d40b |
| Publication page | a666e3c5b3d85884e9fa85b12c6a1b6e376733a1e004ea6244f001c27c21c139 |
| Manifest | 05aeed96b706aa022f567b0b0416fb9014d77e4e3f875438c5c912a895719ac3 |
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 | poOPaECSYtHlh5HorCBrNpeIZ99yd6frs4DuJpa4oeNSh7VMxgALP69ERnvgKbmuk4z0iWT9PLixUW4+m7MhBg== |
| 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
| 2026-09-17T11:13:13.723487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043725observed a666e3c5b3d85884e9fa85b12c6a1b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:13.704606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043725/manifest.jsonobserved 05aeed96b706aa022f567b0b0416fb90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:13.685511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043725/publication.mdobserved 186cd2ccaca6f9169dc1f3c89614886c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:13.668502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043725/publication.txtobserved da4f09555530f2ca4c7f86bec5d437fd...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. |
|---|