OT-2026-000029287
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three 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-2026-000029287) never changes.
Identity and time
| Publication number | OT-2026-000029287 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-79d2-9257-52da1fa01ac0 · 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-2026-000029287 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38b7aa62fd12f42d348d5e732110896441ed59179adf7ff33d17d2a78510bfd9 |
|---|---|
| Markdown | 0d345be0a83064795cb21656676c9efd75b73648ae97ebb397dbb44fdc68c05b |
| Publication page | d659e640c3c46363d8f49c184cd563d5898ba03a805dd25b6edf36f4b216daad |
| Manifest | 77d53775fcc9a6367eb1bc4b216c5bc8d98d80ff4d0ca1b11de1b81c8bd1a36a |
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 | YNvjxi4WbEkg26x65xxTpNY+KDaBiTFmo05tgTFCCmAOI3du1Hfn58QFwEIxXtmDtrKn13SkSgiwgallTqssBw== |
| 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
| 2026-09-17T11:39:55.400617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029287observed d659e640c3c46363d8f49c184cd563d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:55.383452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029287/manifest.jsonobserved 77d53775fcc9a6367eb1bc4b216c5bc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.364072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029287/publication.mdobserved 0d345be0a83064795cb21656676c9efd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.346910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029287/publication.txtobserved 38b7aa62fd12f42d348d5e7321108964...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. |
|---|