OT-2026-000052732
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed 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-2026-000052732) never changes.
Identity and time
| Publication number | OT-2026-000052732 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7ccb-ac76-0bbb8d2d0c5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052732 |
| Status | PUBLIC |
Content hashes
| Canonical text | 873b1f652a82a1eb2aafd6aa5ce502cf0bb55757a5631c153b37572719493c5f |
|---|---|
| Markdown | c87fe286b5e1379a13953837a7444d422a672763eafb2a32b01343b2f5782de5 |
| Publication page | 761a2f3a02b02b7c269d6ccf0afa7c5bad7cbb33a3c5eea7ed297fb7e791b2e5 |
| Manifest | 913db4c04c4f4ec65d3a7cef34b02647257ad1cde1110022eeb2274140208078 |
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 | TuNO9nr/6deS0aEOOI82BX6DTOFw1RL5lr+Zo1lXREjYku9JNuAVYHuIgM/LDamnw4agIpTHjJpfbs8csEZ5CA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:43.626125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052732observed 761a2f3a02b02b7c269d6ccf0afa7c5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:43.607061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052732/manifest.jsonobserved 913db4c04c4f4ec65d3a7cef34b02647...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.588522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052732/publication.mdobserved c87fe286b5e1379a13953837a7444d42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.572281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052732/publication.txtobserved 873b1f652a82a1eb2aafd6aa5ce502cf...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. |
|---|