OT-2026-000090003
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000090003) never changes.
Identity and time
| Publication number | OT-2026-000090003 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7acd-ad6c-fd59ad1aeb05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090003 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc6bb355fa06cd44f9058d7b4135d3d6a4f0a0f1ac2eb52eefd4e3f230453fe8 |
|---|---|
| Markdown | 4d474628516b11120a2960bd54a7068df9cbd6cbb4b867f97d962f31bdffb740 |
| Publication page | 2efcef7b95edf6eea7f50d521ba7e50952077042a7e50d8d06d695235959c0d8 |
| Manifest | f7850d80ed04a9b1699d2638dc84aaf760f169dd9282f469a85ecfc545b2344e |
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 | R1mp1yhoxiqv+ecTzKs1uZy6TEwmKoBZcTZn4Hlb6D5YVpLKyvhfiZ5Kj3MkoteZekroIBmy2C2iyxQxwrn9AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:23.726434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090003observed 2efcef7b95edf6eea7f50d521ba7e509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:23.709240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090003/manifest.jsonobserved f7850d80ed04a9b1699d2638dc84aaf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:23.688969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090003/publication.mdobserved 4d474628516b11120a2960bd54a7068d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:23.643508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090003/publication.txtobserved fc6bb355fa06cd44f9058d7b4135d3d6...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. |
|---|