OT-2026-000021653
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single 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-2026-000021653) never changes.
Identity and time
| Publication number | OT-2026-000021653 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7f34-a656-de087284c615 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021653 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48c2bc0804201c3dbce049c0fcebeeadbecd90b5f7eed10f101060b95369c0c3 |
|---|---|
| Markdown | 75558ac35c3c9feca4924e0da4de34cd12a6f00ef2c7cf88e9d5e108c1b40f9e |
| Publication page | cd23497861d2d8e03de3d7d646ed0caadbe0ff640645d7623f95ad053e09c5ee |
| Manifest | cfbb254795d307fcae1f7e7c12ff24cbd6d519700c63180caadf1fd08a3e5b55 |
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 | vJrDSQm1kMN+Adp6ESyJwCjZEkjDRex24kCPABILOgpDyV6ANwB0U+eKWa7wvMmg70J//oUd+U4tIhV/rTfwCQ== |
| 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
| 2026-09-17T11:54:11.395889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021653observed cd23497861d2d8e03de3d7d646ed0caa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:11.379004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021653/manifest.jsonobserved cfbb254795d307fcae1f7e7c12ff24cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.363964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021653/publication.mdobserved 75558ac35c3c9feca4924e0da4de34cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.348152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021653/publication.txtobserved 48c2bc0804201c3dbce049c0fcebeead...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. |
|---|