OT-2026-000042832
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed 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-2026-000042832) never changes.
Identity and time
| Publication number | OT-2026-000042832 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7665-9265-b84434f6a481 · 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-2026-000042832 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f9c8fae8af22561fe0d254eefcb1f65fc7487378d19a59b031cba69419a8b57 |
|---|---|
| Markdown | 794a75ddc1758d1e4eb4659dba34684b3cacd40374cb12c86a62c013f7d255b0 |
| Publication page | 3c6bcb512d92860cefb719c9248deaa8c984df6a15a2caaec4e71b41e274c38d |
| Manifest | fa9c4955e98961dec0edb91f50383c2e9ed42aa6e8369e010649baf6ecf6b70a |
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 | wkfdRTzqE8KMMLNYeh60gWKcEZnzQGnEU1GdSIPcC1Ay1mjtVhcWpHhf3t3QvFIgtaYNaGbpTScKUxwZ2L+eBg== |
| 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
| 2026-09-17T11:15:18.884215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042832observed 3c6bcb512d92860cefb719c9248deaa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:18.854782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042832/manifest.jsonobserved fa9c4955e98961dec0edb91f50383c2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.831750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042832/publication.mdobserved 794a75ddc1758d1e4eb4659dba34684b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.798809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042832/publication.txtobserved 9f9c8fae8af22561fe0d254eefcb1f65...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. |
|---|