OT-2026-000018222
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000018222) never changes.
Identity and time
| Publication number | OT-2026-000018222 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-71a3-a683-e71df6c9eca0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2dc6a59ecf99fab46f3e55e53046560fbb732f1fcb1f1361b146517aa8567eb9 |
|---|---|
| Markdown | 68e3ecf02560a7775c4f52548cad4b30af63fd925f641e29ca554f2673f2873e |
| Publication page | 4391c599586aeb5ad25ec6db9df2c2f28fb29f209ad1eb74aa50aaf0aee64cc2 |
| Manifest | 82c44fcdb4e8a004cdd955d36ba91986b51f056f62264643cbaf8d7714dafccf |
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 | l59Bmfu92xvGdDj6DaJ9TzapzCQoSnQJW9QvlBdBqmAOgo9bYCw6iPWGQvHOMEmOONWqZUCaSOPcxQ9pMLudDg== |
| 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
| 2026-09-17T12:00:00.559210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018222observed 4391c599586aeb5ad25ec6db9df2c2f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:00.538576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018222/manifest.jsonobserved 82c44fcdb4e8a004cdd955d36ba91986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.517744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018222/publication.mdobserved 68e3ecf02560a7775c4f52548cad4b30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.495568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018222/publication.txtobserved 2dc6a59ecf99fab46f3e55e53046560f...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. |
|---|