OT-2026-000033197
Publication integrity record
Single cup vacuum gripper, common isolation valve, three 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-2026-000033197) never changes.
Identity and time
| Publication number | OT-2026-000033197 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4844-7853-b073-bddb55947d68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033197 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4cebcfaa8d6072231667e84db300356e0a3807c8b2c0ffdd2100124a3a60e79e |
|---|---|
| Markdown | 32ab94e773fcb261c2edab5e83017d52522589c4767216d78498b673ec3fcc2d |
| Publication page | ccf99167236b6763d9111ac11d48ae8e1d7c9918fe992efc734bded59aabb11f |
| Manifest | 95cb0e6d1874e51e564f8bc2d88ac641694d9b28e4c1f7986af77c1596255b7e |
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 | 6Bt5ll9rLufVmgL83TRr0rrZ1qIhCmmIcD6zR6ELVz2x4PH3XTsGSTTiZUl3dVA/hfBWtadU603SNfgCkuOkDA== |
| 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
| 2026-09-17T11:32:53.676815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033197observed ccf99167236b6763d9111ac11d48ae8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:53.659164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033197/manifest.jsonobserved 95cb0e6d1874e51e564f8bc2d88ac641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:53.640765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033197/publication.mdobserved 32ab94e773fcb261c2edab5e83017d52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:53.622885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033197/publication.txtobserved 4cebcfaa8d6072231667e84db300356e...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. |
|---|