OT-2026-000049419
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000049419) never changes.
Identity and time
| Publication number | OT-2026-000049419 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-7776-b454-b43588b37341 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3af2ebfac3790ef143fbfa8fbe4785b66d16371d33b37c4acdb65d60d9aaaefb |
|---|---|
| Markdown | 244332f9a642f35dff398268ba99126ff52bb503ba29aa7cb6f2f580542cf054 |
| Publication page | d4ddf8e260ff91dcd8a72bad20fd7c1f8baccea14f5b5a6ad8ce13a86eaa1cb6 |
| Manifest | 1ed51f89a06a15fa710ae4158ff14a915a4915e622fd205ecd957a20fcede587 |
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 | TtkdnUOmJhNic+4fsFDk7PYn22OLwLOUfO0R+Ehhrto1iqmIg828Ry1lheEmHpR5vUWavoMDdfNIIGex/0x9Ag== |
| 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
| 2026-09-17T11:02:14.564982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049419observed d4ddf8e260ff91dcd8a72bad20fd7c1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:14.547934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049419/manifest.jsonobserved 1ed51f89a06a15fa710ae4158ff14a91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:14.531060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049419/publication.mdobserved 244332f9a642f35dff398268ba99126f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:14.512796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049419/publication.txtobserved 3af2ebfac3790ef143fbfa8fbe4785b6...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. |
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