OT-2026-000049489
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000049489) never changes.
Identity and time
| Publication number | OT-2026-000049489 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7480-b629-8a951f6135c9 · 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-2026-000049489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 313837fed25de87d77e0b6f4f11efb6c612c7ab097882abbb239f30f43b92b1c |
|---|---|
| Markdown | 0ff62db8254e0c3747ff0270c97d191e5a04adbcf379af8b40d9bc59eacaadd9 |
| Publication page | 5781fa13590d03c6386738b9009d9ecd8fe960b3c63860c9cf448418dafc1616 |
| Manifest | 397baeec3caad02d5dbf3db4f2e001ba71aa11ecb81b3bf356c026261c10e80c |
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 | H5kXvaaHRgw19vfhBs7vpjdPbuaAAy0mPjdFxOKq1Og/WRQm6/rQ/6yXANq02gtJsTS585klWkm2MbX7g11RBA== |
| 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
| 2026-09-17T11:02:20.309825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049489observed 5781fa13590d03c6386738b9009d9ecd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:20.292189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049489/manifest.jsonobserved 397baeec3caad02d5dbf3db4f2e001ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.272425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049489/publication.mdobserved 0ff62db8254e0c3747ff0270c97d191e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:20.254824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049489/publication.txtobserved 313837fed25de87d77e0b6f4f11efb6c...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. |
|---|