OT-2026-000021841
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000021841) never changes.
Identity and time
| Publication number | OT-2026-000021841 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-76ea-a61d-01c51e4d0362 · 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-2026-000021841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33c9c4a7717cdb33479b39f3964ceb4b6aa417a4675ad25ff24dd177438da913 |
|---|---|
| Markdown | 373d625b74a793bb21a4fdc9b54e259a26682861071f73aeaa673b34f1b8bf37 |
| Publication page | 33fb3aff4ec1bb7dd7dc521f8090e2479840680334573a08d9a49d670fbe1d5c |
| Manifest | 7db7fe53fdd01ce5b1e0eaf7f140b3d6e2a6c048fcb7cee24c1242048626bef2 |
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 | 296vf6jkh/V5A1zYGFv2nJEoZfMtOUW/M/CuRTxv5aDby8voDrqJ/GSgq4Zt++kKgFqc53UewAZWXtjpjUzkAQ== |
| 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
| 2026-09-17T11:54:24.002848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021841observed 33fb3aff4ec1bb7dd7dc521f8090e247...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:23.985577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021841/manifest.jsonobserved 7db7fe53fdd01ce5b1e0eaf7f140b3d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.967516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021841/publication.mdobserved 373d625b74a793bb21a4fdc9b54e259a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.949257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021841/publication.txtobserved 33c9c4a7717cdb33479b39f3964ceb4b...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. |
|---|