OT-2026-000018013
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000018013) never changes.
Identity and time
| Publication number | OT-2026-000018013 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fc-7e79-af6c-dad6018ca28c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018013 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7923acf51eee31679e26698ae84a0ede87eb30ac0822b9b34db202b62e9cccdc |
|---|---|
| Markdown | bd90288c8f1c6321e2bf590620e3afa4cc9119100e96042aedd31a5fe110fa23 |
| Publication page | 59371f4e3a893769f0ac936f7ae15124b787c65641fb7169fbb0d54cd155033a |
| Manifest | ad0ae7e8e51d9f811287a6506868e26c74bafcb5ff9607c2a0a8b1a9b7171318 |
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 | R2rRvhzZp/evVGXqy/+DIdO7F8kzQhY3q1QL75tgg5kQ75zQGm/gu+kct+5uRSFE+vvRV6dINwwjM9vp9q2XCQ== |
| 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
| 2026-09-17T12:02:02.235380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018013observed 59371f4e3a893769f0ac936f7ae15124...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:02.220164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018013/manifest.jsonobserved ad0ae7e8e51d9f811287a6506868e26c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:02.204543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018013/publication.mdobserved bd90288c8f1c6321e2bf590620e3afa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:02.187375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018013/publication.txtobserved 7923acf51eee31679e26698ae84a0ede...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. |
|---|