OT-2026-000003930
Publication integrity record
Vacuum cup gripper, four zone face, three outlet manifold, plant vacuum fed
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-2026-000003930) never changes.
Identity and time
| Publication number | OT-2026-000003930 · never reused |
|---|---|
| Internal UUID | 01a0a90b-7f50-7bba-8d5e-8d3263f4a614 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:18.131591Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003930 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f72678fcf2cf1273132d9c21729055b5f291994683ff7b481c971d9ee87659f |
|---|---|
| Markdown | 255046cb81f2cc34f5538581db1c45e42cf1c0c5943cdef6a9e4335e59337b64 |
| Publication page | 48f8c0165935e3d4cfea43953ff1be1ec1929b549f868d3d326994c1f8692291 |
| Manifest | 092668dbc441667cefce466009a2fa9a7741e00ceb7fdabb8be3b0f457634e06 |
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 | W7CBtF/oLCAFCgy1OWl27u4MszPF+YU6//mETFFtSjQ75Rb/ReBTiiH5i86S1vPkQ+JLWqKHsj8COVwjIACAAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:11.649332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003930observed 48f8c0165935e3d4cfea43953ff1be1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.632311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003930/manifest.jsonobserved 092668dbc441667cefce466009a2fa9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.617812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003930/publication.mdobserved 255046cb81f2cc34f5538581db1c45e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.605809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003930/publication.txtobserved 6f72678fcf2cf1273132d9c21729055b...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. |
|---|