OT-2026-000018790
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000018790) never changes.
Identity and time
| Publication number | OT-2026-000018790 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7b18-958f-b2eeaeaf3f97 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018790 |
| Status | PUBLIC |
Content hashes
| Canonical text | f85c50251f838837b338dc0b1949e624db30388e196eb3cb64afaebc9843464b |
|---|---|
| Markdown | 28a5c201c579fcae51277161cb4371c4e2f969cabe6cd3be7a1603f73de968d8 |
| Publication page | 4578a2a1bb4dec0cbb47e50637127127e664fb21739ed3c16c47f938c90523ba |
| Manifest | 42a137d6c9cbe8c1f4cb407b10c61396632150fd93ad5610ac4902e94c015311 |
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 | lrEAqBXTM4cz6xb88mB/cgIbOHJYfTw9qA9JGcGnQJwSB9hTSt17IPqeYFp0O6Yj+uNGb94XSyDGJcIGDukrAA== |
| 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
| 2026-09-17T11:59:24.992595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018790observed 4578a2a1bb4dec0cbb47e50637127127...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:24.972951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018790/manifest.jsonobserved 42a137d6c9cbe8c1f4cb407b10c61396...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.953213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018790/publication.mdobserved 28a5c201c579fcae51277161cb4371c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.934535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018790/publication.txtobserved f85c50251f838837b338dc0b1949e624...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. |
|---|