OT-2026-000029111
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000029111) never changes.
Identity and time
| Publication number | OT-2026-000029111 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7989-84c3-f4080d3a76f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029111 |
| Status | PUBLIC |
Content hashes
| Canonical text | fedaad0ee0198fce117e5424149fcfccd1db22101a79810c8bbc9fd8aa7aaca7 |
|---|---|
| Markdown | 48d08e82878343ccc982989175af2dbd7b01f3f4f7e22c093914f42a93a31eea |
| Publication page | 49575a767ad19b835e421a598ca693e7fc98aa0238c71ec8919308ae0402a89e |
| Manifest | 4cfaf0b3d4edc60f434580eba9fee9275af88d07b967cdc878f4c40cbeae2996 |
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 | 2iwTHDWsOErsaBPlJ7mWWQmj2EPcPpmol6NyP+O/8vHcLy7M3dYr7wN+Uvb/cLxMjKFSzCmB8naXv/UK2nm9Dg== |
| 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
| 2026-09-17T08:20:52.544104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029111observed 49575a767ad19b835e421a598ca693e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:52.525600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029111/manifest.jsonobserved 4cfaf0b3d4edc60f434580eba9fee927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:52.506616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029111/publication.mdobserved 48d08e82878343ccc982989175af2dbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:52.488590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029111/publication.txtobserved fedaad0ee0198fce117e5424149fcfcc...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. |
|---|