OT-2026-000052693
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented before 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-2026-000052693) never changes.
Identity and time
| Publication number | OT-2026-000052693 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42c-770a-9d97-45100bcb44bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052693 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03ff6c4a1e25475fb09a7f850b50528dc14f74f4d71cde2a514059cae1345f2b |
|---|---|
| Markdown | 9598508b86eb3d211a2cd0949274be444e62b8e5e9fb0b52cfb0a1ab753d6524 |
| Publication page | 61c8f70c501e40fbf4dedd9089e5f48d01960a2a486e4c2a4106cb44cf8d1335 |
| Manifest | 9d807eca1c02e4923cb0a2846fa8ad94de82876b88e9c42eeb383088702e39e0 |
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 | Pl0nCSwt/YcpnNnU3zNXBO+0mbzDveZhtmVOFjfcOaYn+mE0NKS1/0/Qt0FC3z7drUGvKs2AvETRYFp9+TLKBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:40.426091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052693observed 61c8f70c501e40fbf4dedd9089e5f48d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:40.377841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052693/manifest.jsonobserved 9d807eca1c02e4923cb0a2846fa8ad94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.358932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052693/publication.mdobserved 9598508b86eb3d211a2cd0949274be44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.303488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052693/publication.txtobserved 03ff6c4a1e25475fb09a7f850b50528d...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. |
|---|