OT-2026-000018217
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000018217) never changes.
Identity and time
| Publication number | OT-2026-000018217 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-724b-9702-22a99e67abd7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018217 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53b1a1191aa7e64836071ace90ac387ad9171a2ea72981082a30bdc138abc4f1 |
|---|---|
| Markdown | c58c3a0f32c922a30332520b850aa01b037426109c2aca5f4a5ee33d19be2489 |
| Publication page | 0bf11030780014ddbe0becf202ecdaa1ff07356845a3d3c4d339bcd5bec87e82 |
| Manifest | d30c9173f6dde02aa8315fdad87c26b70b9b20f7aff6c983c19e624805aedb0a |
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 | hTXBh6hj+FjHmjobYcrf+XOcgg0y2CuQdxiNps+ymTh2MLZWioq94PbFir9LSCx/dQBg8HJKVh0U5NIi5U0hAw== |
| 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
| 2026-09-17T12:00:00.201824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018217observed 0bf11030780014ddbe0becf202ecdaa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:00.184181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018217/manifest.jsonobserved d30c9173f6dde02aa8315fdad87c26b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.167288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018217/publication.mdobserved c58c3a0f32c922a30332520b850aa01b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.149126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018217/publication.txtobserved 53b1a1191aa7e64836071ace90ac387a...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. |
|---|