OT-2026-000031448
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000031448) never changes.
Identity and time
| Publication number | OT-2026-000031448 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-70b9-9015-b3f9919cd707 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031448 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76f4e6678e88e75ed6b056a44a0cf5224cdc54937db702b1bd13008812fb7e34 |
|---|---|
| Markdown | 87ab9cfa4383ee5835055eb49fe3ae975b79d26c29cf20431841b69ba7d6f9b1 |
| Publication page | bf7ecf2debf23a99b623aa77ee39e4a0f71710bb4d3e4edd7a9588618cbb5392 |
| Manifest | 89c910f226fd6023919a18a10cff99f2c6b8141e2ce382b8ff324b533d8a6f39 |
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 | JtxrEzdlzEi8N8KNwnNedRWA5jRyUh4UMLDvXUE1e/GFQio89y0ijoWC+7jJ+dM7Fsraq8dwD04hzbYABcsXCg== |
| 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
| 2026-09-17T11:36:10.396385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031448observed bf7ecf2debf23a99b623aa77ee39e4a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:10.378414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031448/manifest.jsonobserved 89c910f226fd6023919a18a10cff99f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:10.359808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031448/publication.mdobserved 87ab9cfa4383ee5835055eb49fe3ae97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:10.344373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031448/publication.txtobserved 76f4e6678e88e75ed6b056a44a0cf522...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. |
|---|