OT-2026-000012491
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, 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-2026-000012491) never changes.
Identity and time
| Publication number | OT-2026-000012491 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7de5-bda5-b2b3f393e462 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012491 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cd19f8d844d314f5df266ff79047f69d25bf6f4f358e06f0b5a9c32ff62fb3c |
|---|---|
| Markdown | b3d0ce36c3e4feabf8afb4ae94816070814523c3e6de62065823ccdc1a0e3a35 |
| Publication page | f881c4d462bc0fd51d28cdc8e3f990026c2e314ca49e62ff221329f797bd9a28 |
| Manifest | cf6262ef37c78682f4bf39f714cb2c7592cd727aa84209fb14e56c9a9964f424 |
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 | q7FzEmXNVFPEH/xqk4s7tGiDJeMv4yyDYPmGzTCpRsmn4o0Dhs9oY2F6qF0cn+TWr9eHOssb74xNim8t0lxwAw== |
| 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
| 2026-09-17T12:12:00.416014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012491observed f881c4d462bc0fd51d28cdc8e3f99002...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:00.397212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012491/manifest.jsonobserved cf6262ef37c78682f4bf39f714cb2c75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:00.376103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012491/publication.mdobserved b3d0ce36c3e4feabf8afb4ae94816070...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:00.357395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012491/publication.txtobserved 9cd19f8d844d314f5df266ff79047f69...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. |
|---|