OT-2026-000005905
Publication integrity record
Vacuum cup gripper, two zone face, three outlet manifold, pump fed, pressure verified, polyurethane cups
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-2026-000005905) never changes.
Identity and time
| Publication number | OT-2026-000005905 · never reused |
|---|---|
| Internal UUID | 01a0a948-c14b-7250-8a44-509ef3c1e7b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:15:12.718405Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005905 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f5f2f099a12b9d436c10d9e988dfe01abc9f89a3262322715489e16d6d5aa5b |
|---|---|
| Markdown | 7feb8fe95147142e5f6fe0cd86b4f4df8baefb6debad907e048b1b4a33fb7a7d |
| Publication page | 40f7ba646fa1d88684e17bea68f62635aae56c1e8f88b9d2e6b6eb51ad293487 |
| Manifest | 3bb59e25e6f048964c1db2e82634678bda2ca03eb82649e4a7f12cc0bea0ae8b |
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 | N6Bo8725hZQBXJeazD2DTq9K+v0p5VveobDZ01ywKEfAXyERysN25Zv3d8UXKdQNhaJ2hzmNdGNcltRD0DirDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:19.213471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005905observed 40f7ba646fa1d88684e17bea68f62635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:19.195006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005905/manifest.jsonobserved 3bb59e25e6f048964c1db2e82634678b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:19.177631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005905/publication.mdobserved 7feb8fe95147142e5f6fe0cd86b4f4df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:19.157624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005905/publication.txtobserved 5f5f2f099a12b9d436c10d9e988dfe01...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. |
|---|