OT-2026-000047379
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047379) never changes.
Identity and time
| Publication number | OT-2026-000047379 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e57-7dc3-985b-0055d4a9f6c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047379 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc658a9c647264274ba2b5ebe330359fdb90ef18ea59a6424fce5e6c9754d4d3 |
|---|---|
| Markdown | 7ac9bf4d44a8ff4debd648fa335632cf63b7d081a1bdd84730be830cb0fe8f01 |
| Publication page | 8f2b1b6a2282fe18c5694bbc7b9fc524ea10d633b8f582f00ed98b15f5f99aa8 |
| Manifest | 2e231778465ee35ecac0f6832ed2c2df0dccbbf46ea0a4bddc2d7fc17b71d04b |
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 | MBZ7HtQI1oglBt0CjEa+2KgrVpuVkRqeIvfloBmE4Q/XVoIhr7kDtNJyzDuFp64fpepSFEpRfmtcAqEXMmZoAw== |
| 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
| 2026-09-17T11:06:23.127599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047379observed 8f2b1b6a2282fe18c5694bbc7b9fc524...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:23.107703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047379/manifest.jsonobserved 2e231778465ee35ecac0f6832ed2c2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:23.089311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047379/publication.mdobserved 7ac9bf4d44a8ff4debd648fa335632cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:23.071917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047379/publication.txtobserved dc658a9c647264274ba2b5ebe330359f...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. |
|---|