OT-2026-000057792
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained blow-off after 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-2026-000057792) never changes.
Identity and time
| Publication number | OT-2026-000057792 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed7-7251-a1a4-a0fc5b874c49 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057792 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa1862aed7e9199eb6e9997910139661bf0eba9d365c0eb55641459c27b6f0d8 |
|---|---|
| Markdown | fae0070ca4f7d27fcd049956b0b88c0777e4116f060ce7fcb29f1bcd433c6e0d |
| Publication page | a97943167c678ae741639a13f873a7a38539e2ac902d0615d77e502e8b8cd3f3 |
| Manifest | bcce8e2672fd58484d132d03bc7ea35f4feaedbb7b298c6cb34e9d3a550cf8d0 |
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 | Kb7MdLnl9eGgJ4ekPZFo6HfBF6w98sjs3XHCWVNnEHC9OV6kevTZt4hEJb/URFBQfNea/Vrc/Ck0bQqEvExNCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:21.234243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057792observed a97943167c678ae741639a13f873a7a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:21.214687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057792/manifest.jsonobserved bcce8e2672fd58484d132d03bc7ea35f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:21.196418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057792/publication.mdobserved fae0070ca4f7d27fcd049956b0b88c07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:21.178567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057792/publication.txtobserved fa1862aed7e9199eb6e9997910139661...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. |
|---|