OT-2026-000041084
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-2026-000041084) never changes.
Identity and time
| Publication number | OT-2026-000041084 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b141-746d-bb0b-6ca7bbf86e3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041084 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e52b8109e60baf46cc65db1449a43f4d1d75017cb6cf6d6f6c18bd3c4ca83c6 |
|---|---|
| Markdown | ea28262cbc1973ef9ee0f65cf8284c905d8daf3d3faaf14c1e940d4b73d1d1b8 |
| Publication page | d87f9f2f28c96a847adf7303957b0f3905a7a2d92da795d64dc02151e4195b98 |
| Manifest | bdb57888cb70bc83c9b4d78fd4111ae942e74bd1864aa3138a7d77b1c1172fe8 |
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 | lISl/Ue6nNS+9wxfKLDba06R7B/OG17qTOmCjalN9ab6lKTSYmeBGTNnqY4gmbrZ2pqo8MNdyYGcl/JhOYlyCw== |
| 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
| 2026-09-17T11:17:00.072726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041084observed d87f9f2f28c96a847adf7303957b0f39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:00.056915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041084/manifest.jsonobserved bdb57888cb70bc83c9b4d78fd4111ae9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:00.040962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041084/publication.mdobserved ea28262cbc1973ef9ee0f65cf8284c90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:00.023295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041084/publication.txtobserved 8e52b8109e60baf46cc65db1449a43f4...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. |
|---|