OT-2026-000020207
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000020207) never changes.
Identity and time
| Publication number | OT-2026-000020207 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-73e2-aad9-05805a17fb94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020207 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff1e010a84dcbfe8d7da20ce6b66d6736896556405c3f9ea8280e61e47a5757a |
|---|---|
| Markdown | 8082df8ab07e5eff01583562b6309451542b66154a64597e2431d7b0cf00d69b |
| Publication page | 58524782cff2f5f20f70e3db475d4201a3cead17c3dfaa2bfee90d2eebd15c58 |
| Manifest | d0f5b9a08428c22bc1f4c6daf97cf41bbc963ec7e485665eed57a581d1776c0d |
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 | a8X0nU0AXyRpDJCAwC7ePm5dW6R0qnABQdpDMK28nLWZZ+xN9AWLVehDXoZLN9EiRgpuYVHVYzqD4OuUJ9XUBA== |
| 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
| 2026-09-17T11:56:30.920332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020207observed 58524782cff2f5f20f70e3db475d4201...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:30.899895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020207/manifest.jsonobserved d0f5b9a08428c22bc1f4c6daf97cf41b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.882274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020207/publication.mdobserved 8082df8ab07e5eff01583562b6309451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.864436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020207/publication.txtobserved ff1e010a84dcbfe8d7da20ce6b66d673...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. |
|---|