OT-2026-000059732
Publication integrity record
Single bellows cup vacuum gripper, pump 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-2026-000059732) never changes.
Identity and time
| Publication number | OT-2026-000059732 · never reused |
|---|---|
| Internal UUID | 01a0ae89-ec25-7087-9d32-77e25ae8672e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:29.732559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059732 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9b11c1880d8200fcecf4aad76616ff8e94d32573bef4725717321e4c5b87f5b |
|---|---|
| Markdown | 6f8a8d33d40fbf9e7b1b9e0c6f534a74f529536670f9e5e59e741bb1382505ca |
| Publication page | b715c8f17c2353bce0e02e1e7e4e89efdfed9a75e0a7f677de74ccb3464650e7 |
| Manifest | 672ae707a9f7c179d528e911bf403594b7b9b627ade6948fa029b1a7794a8ce9 |
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 | 7xnrBETZIkniwdtegdCxFKFLzFubk/ou2uTl3DaxOtZ2TtcQxCSl1IuMaRhlSQJ51w4TvSaNg+qdWrmcO6bkCg== |
| 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
| 2026-09-17T10:44:27.092987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059732observed b715c8f17c2353bce0e02e1e7e4e89ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:44:27.075343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059732/manifest.jsonobserved 672ae707a9f7c179d528e911bf403594...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:27.057484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059732/publication.mdobserved 6f8a8d33d40fbf9e7b1b9e0c6f534a74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:27.007016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059732/publication.txtobserved a9b11c1880d8200fcecf4aad76616ff8...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. |
|---|