OT-2026-000022411
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000022411) never changes.
Identity and time
| Publication number | OT-2026-000022411 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-7bbb-b573-7d46e8fb75a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022411 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6cb671418402db35617d938470a1d1d85402ca03805609b743a299bd607b6f3 |
|---|---|
| Markdown | 7aad004ed2b4b51c031b72c30d833437192df90831dcc130211dc1f0570208a4 |
| Publication page | 3e8be9783bebc0b85cfefdf22558b02c74a2c2804450c6fc302bb144d829a76d |
| Manifest | b42f482220de0bd2192244bc31dd0a3bba1bdf7129f2a9cb3cd8e9f16850e202 |
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 | 8FYml/7xi8KiVLSfDBWAW0V6DnKsIml6vL2XZhzZoD6NZKs0HPPMGRFBOghNsMSh0bkz4MMtHIqvRXf24BfiDA== |
| 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
| 2026-09-17T11:53:47.849500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022411observed 3e8be9783bebc0b85cfefdf22558b02c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:47.831813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022411/manifest.jsonobserved b42f482220de0bd2192244bc31dd0a3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:47.810260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022411/publication.mdobserved 7aad004ed2b4b51c031b72c30d833437...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:47.794079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022411/publication.txtobserved d6cb671418402db35617d938470a1d1d...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. |
|---|