OT-2026-000029442
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000029442) never changes.
Identity and time
| Publication number | OT-2026-000029442 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7459-936f-358ae290ec36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029442 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ec40e0f02df966d9ca636ef6c84168b5ba2ba5d8174e9a7225a207ed4bc33bf |
|---|---|
| Markdown | 63a8f887b62494614a748b2378a4f1734531e8b04937089020dbd71837f9e45b |
| Publication page | 4aaed94bcffa26b6bd73adb8a4aab010eb19cae225a0a947e8abaa9a1736d465 |
| Manifest | 28c733db941508d9ee0de23d1e4f71102465a18750f0b5c3dbc847ccbfd5cd86 |
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 | m+RMTrEApIGfYuzxwhy3Q7D8OiVi6fbPARwyHmf1w7s75RFMfNtjQ3uiHLGdM/Udrrds9vTalRavPTn77aXyCQ== |
| 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
| 2026-09-17T11:39:03.522148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029442observed 4aaed94bcffa26b6bd73adb8a4aab010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:03.504591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029442/manifest.jsonobserved 28c733db941508d9ee0de23d1e4f7110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.483880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029442/publication.mdobserved 63a8f887b62494614a748b2378a4f173...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.467570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029442/publication.txtobserved 4ec40e0f02df966d9ca636ef6c84168b...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. |
|---|