OT-2026-000018225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000018225) never changes.
Identity and time
| Publication number | OT-2026-000018225 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7219-a585-b40a3d79d277 · 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-2026-000018225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 117d673b51d4db6bbbf4054387944c4487c1a09a1235e6f49fd31a9b0686917d |
|---|---|
| Markdown | 43335dc3064e6ad72f64d900d19b7fb88234a575440072a025012fae9aeefc48 |
| Publication page | 8bc6fc98266c53a005895c4c737552299a7c6e2a73b035e60878f1dadc9960ba |
| Manifest | 5d756707dcb5976bc84183cec44c50f413109579a8a49f1aebe17f8f99dfa4d1 |
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 | ZnkhlP2gUT/UHaPWrjjScrz73qGZr3YeD1JdsZb8btvMUAZTvb1kUwSpQ6VBZQSK6y6zlpk9BE8iO1tfROrtAA== |
| 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
| 2026-09-17T12:00:00.849548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018225observed 8bc6fc98266c53a005895c4c73755229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:00.825663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018225/manifest.jsonobserved 5d756707dcb5976bc84183cec44c50f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.799797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018225/publication.mdobserved 43335dc3064e6ad72f64d900d19b7fb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.775681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018225/publication.txtobserved 117d673b51d4db6bbbf4054387944c44...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. |
|---|