OT-2026-000049304
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000049304) never changes.
Identity and time
| Publication number | OT-2026-000049304 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-7327-9f99-1bf54c7c968a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049304 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6f93bf0b0926a7279ba7ae66ffe61f4d5b60298a6dbd67de1ca5ad3c2c4125d |
|---|---|
| Markdown | 29f1150370e2a3018418c85cff6c8a40d770b77b547b6a0e74b858fe773ce22a |
| Publication page | cfb75dc7090397fc18ec1b95242977f1a7afcd86a4a2a4c7d5d48a5e163dc3db |
| Manifest | 2210c955fd815640212ae925669ff51b31beb294e4a33be739e14c0fce25ceb0 |
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 | pDsZh2wxkZKNKs7PRpUa65J4O1L3VRyYgb0S1eSU61rSmWMtBa5shTj2tUqQIOsl1+vtYPMlukZNcOoyr651AQ== |
| 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
| 2026-09-17T11:04:10.179885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049304observed cfb75dc7090397fc18ec1b95242977f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:10.160309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049304/manifest.jsonobserved 2210c955fd815640212ae925669ff51b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:10.141915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049304/publication.mdobserved 29f1150370e2a3018418c85cff6c8a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:10.123248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049304/publication.txtobserved a6f93bf0b0926a7279ba7ae66ffe61f4...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. |
|---|