OT-2026-000037884
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000037884) never changes.
Identity and time
| Publication number | OT-2026-000037884 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f889-7f02-af11-948297d4da6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037884 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7b9ac8e035abaec9297adf84c12db58098a2972477a6d5ce1b1a3a52edb2b06 |
|---|---|
| Markdown | 9bf391ccabda012ff4a908b74daace0861d5dd81c66dc6f680fa47330a456eb8 |
| Publication page | 835bcf9e2646009d9b0b6159ba72826b2a21cb5409d0a9e1f20522b40cbfde15 |
| Manifest | 5750f6f989d36d889bc4c12e97656702183cd53eae609b2a80c3e7a0678c2ef7 |
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 | 0p/rtGCYXhOQLdNFbviRicXwrnUud11+CH2BjwdYIuF82cl509/tV7AWlD2um5X3p6v2dus16fgnd9nzXkUMAA== |
| 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
| 2026-09-17T11:23:08.904849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037884observed 835bcf9e2646009d9b0b6159ba72826b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:08.886878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037884/manifest.jsonobserved 5750f6f989d36d889bc4c12e97656702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:08.867889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037884/publication.mdobserved 9bf391ccabda012ff4a908b74daace08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:08.848783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037884/publication.txtobserved d7b9ac8e035abaec9297adf84c12db58...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. |
|---|