OT-2026-000087531
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000087531) never changes.
Identity and time
| Publication number | OT-2026-000087531 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7e18-8ef5-969bdcd88545 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75e723d60e918cd6c89deaca917915f6dfd2d9a5166d008391dd852733da715f |
|---|---|
| Markdown | cdeb455e381742f69aa9e2e68727b392c0d0d4421e0382c78d2a970b71a36fbf |
| Publication page | 628a64a92a4a80e4a88fd6cac1bacfa292c7a14f09a549f7ac004847446de69c |
| Manifest | 442286d8956c11acd7a8abb6b031f5a09bda397e2881ea9c23347bb5c234bf9a |
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 | ulW6kW8mOIJAEcFdH8WmARJOeeLo0ICRuH57KqVQdFwl9fENsw4h+3FaNiKhswAb+3V9pwQt6xgh6QCwERgHCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:52.163507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087531observed 628a64a92a4a80e4a88fd6cac1bacfa2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:52.146429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087531/manifest.jsonobserved 442286d8956c11acd7a8abb6b031f5a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:52.130910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087531/publication.mdobserved cdeb455e381742f69aa9e2e68727b392...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:52.113560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087531/publication.txtobserved 75e723d60e918cd6c89deaca917915f6...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. |
|---|