OT-2026-000020868
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000020868) never changes.
Identity and time
| Publication number | OT-2026-000020868 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7665-bc2f-f081949e3072 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020868 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef1aaf8540e43fc26eff092915413bf046aaddb0580c3e2938292b602e4659a2 |
|---|---|
| Markdown | 9fa2e18e23b7649a7d5e401efba3af8808e7942315ce97e89242671b0383091d |
| Publication page | a93b3ef5335247fbfc74d62ba3a093b157a3adfa305ab74fa7135607efccd6e4 |
| Manifest | c6fc3bd79105852eaf6d02c0a7c79f1d86a1bf4ca4f99223fe66fc93b8beebba |
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 | ncT7NiqUI1LXGeXTJexDtdWFCBql9xijpzdvS4vBUYRp3SbkCuur3Je8j/Yr1EKu8Nv4uZghRKKmakF7qX7qDQ== |
| 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
| 2026-09-17T11:55:58.323717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020868observed a93b3ef5335247fbfc74d62ba3a093b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:58.304146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020868/manifest.jsonobserved c6fc3bd79105852eaf6d02c0a7c79f1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.286354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020868/publication.mdobserved 9fa2e18e23b7649a7d5e401efba3af88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.266680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020868/publication.txtobserved ef1aaf8540e43fc26eff092915413bf0...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. |
|---|