OT-2026-000003546
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, two stage ejector
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-2026-000003546) never changes.
Identity and time
| Publication number | OT-2026-000003546 · never reused |
|---|---|
| Internal UUID | 01a0a90a-56eb-7077-8efa-f1495e075622 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:02.254662Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003546 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23f98df978ad3cf14b254d3c2d00e77ceab1cca29e3f43c9739759f3e44a0033 |
|---|---|
| Markdown | 3b2cb7d0885da0c630233aead3a38ce315f3e605246fbef6c5e72482bd2f2c7b |
| Publication page | 23b4512c173c813e9977b4d8f1676a9303ed3d554e7736bf121e46cba8b71af6 |
| Manifest | f172d69972fe8cee042beaaddb6f76243d3386d922a85de73f690742300e6317 |
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 | BfvJLBoYUS8irJ3bhuqMU7a2qMkhhuXS0xu0zaMx3KDXZiMhKMQKV4cEPr/Xc4/IUHt8jiEqjBvtiWkXr/L1Aw== |
| 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
| 2026-09-16T08:50:32.896112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003546observed 23b4512c173c813e9977b4d8f1676a93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:32.878864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003546/manifest.jsonobserved f172d69972fe8cee042beaaddb6f7624...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.746945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003546/publication.mdobserved 3b2cb7d0885da0c630233aead3a38ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.731198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003546/publication.txtobserved 23f98df978ad3cf14b254d3c2d00e77c...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. |
|---|