OT-2026-000022750
Publication integrity record
Foam pad vacuum gripper, pump fed, 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-2026-000022750) never changes.
Identity and time
| Publication number | OT-2026-000022750 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7ce6-869a-449bb3e5b1a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022750 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12104e031f02dfb9ecbd45e76890e6480622cde953300cc62af1b4c194ae9d49 |
|---|---|
| Markdown | 5d2306576b71fd3e7475409364954b05fabb36c968a354c1e31d60ace31f29f7 |
| Publication page | 106d0a51e0fbeb4a115e190f46e09b4461491109bf6a37d815fcf19403c58b3f |
| Manifest | cd18f51e41d32832a334a8343119cf9b38385953c999e72aebd65fa5fda58856 |
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 | K3oE0lPnN5179XiT2pNS6+dRYiSEb3rVrLQNNAdCC4/7yLb+7ztIj8P0zno/148sHdw+Wv5CJzyC7fZAeJWFBw== |
| 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
| 2026-09-17T11:52:15.581636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022750observed 106d0a51e0fbeb4a115e190f46e09b44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:15.563616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022750/manifest.jsonobserved cd18f51e41d32832a334a8343119cf9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.546917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022750/publication.mdobserved 5d2306576b71fd3e7475409364954b05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.526525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022750/publication.txtobserved 12104e031f02dfb9ecbd45e76890e648...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. |
|---|