OT-2026-000029169
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single 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-2026-000029169) never changes.
Identity and time
| Publication number | OT-2026-000029169 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7ed9-ae76-1078e0f03cc1 · 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-2026-000029169 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd8aa9db130699e08a072c256b56a898eaceee6dec45fc805f6a37ffc841baca |
|---|---|
| Markdown | 3e9c0ca62255dcfe307444e2f69ad9537337be35999ff17ab2a172c9c8d6ef87 |
| Publication page | 16dbf1fe8608da4a2a9ef67736135403f267214adc43a7970dbd7b31a845500b |
| Manifest | 2b2de20147016c972c6af80317c448ad52108c85a549ba81eb678ebba1f800b3 |
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 | r9bgmxZJShN90i6IsIoPjZLHeTh01Oiwyfmz9PtelSUDMTUsbKAHMd1GH7GC0YAqfW/+2PGoGfemBtGsTMesDA== |
| 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
| 2026-09-17T11:39:40.060031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029169observed 16dbf1fe8608da4a2a9ef67736135403...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:40.040889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029169/manifest.jsonobserved 2b2de20147016c972c6af80317c448ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.021782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029169/publication.mdobserved 3e9c0ca62255dcfe307444e2f69ad953...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.005123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029169/publication.txtobserved cd8aa9db130699e08a072c256b56a898...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. |
|---|