OT-2026-000028644
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000028644) never changes.
Identity and time
| Publication number | OT-2026-000028644 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7dbd-b930-0a43396f2e61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028644 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c30dddf0510eeffe4c97dd0f82638c33fee74dfba520423018f2a2a8247279d |
|---|---|
| Markdown | ecffa7cef9915b8adec4d58005b10b658c9344988b09cfb1315cd45582719cbb |
| Publication page | b9a5d34a4086f899ee6fd4505df2bcfc65faade9323e3d9c9c9f3cce138666dc |
| Manifest | efd1647828ead77a9c09ffa1665cb8f7d339d92acc7fdf04aed40e8566455cc5 |
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 | N+owfvYgIgV+/lo9YASkgEJQ9Y1uf1POHxi6RCIgqc43bqYpL1CP3qhiZiuL66X5G8AUSZzR5DrnaiF50m1xBA== |
| 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
| 2026-09-17T11:41:31.030549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028644observed b9a5d34a4086f899ee6fd4505df2bcfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:31.009711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028644/manifest.jsonobserved efd1647828ead77a9c09ffa1665cb8f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.982094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028644/publication.mdobserved ecffa7cef9915b8adec4d58005b10b65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.962874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028644/publication.txtobserved 2c30dddf0510eeffe4c97dd0f82638c3...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. |
|---|