OT-2026-000090557
Publication integrity record
Foam pad vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, sustained 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-2026-000090557) never changes.
Identity and time
| Publication number | OT-2026-000090557 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7ca0-8024-37b6e43d021b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 713cb1127bb011dd10c294914f9d3bf740170d75cae2e7897fdddc98db5cf7f0 |
|---|---|
| Markdown | 007044d57f865ed51e9e4aa703f679089230967692fc238923d15e31ace17951 |
| Publication page | a870cdde93ad18376c1d3f57c0e0a16cbc473edbec0f1af051cef6f8cd864f03 |
| Manifest | 27ac96e372e6f9363168945ccc202cd923ddfdf1ef1bcf537c6f0b5b7e2e3e66 |
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 | qamxIn1T99UGYM6dIMOddzgLMmw7fZm874JrQQJ8bYP7AfJut4Dek1kCI4Ing/Sf1Ba8KiU32a0kC1RjNWB2DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:43.895761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090557observed a870cdde93ad18376c1d3f57c0e0a16c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:43.879682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090557/manifest.jsonobserved 27ac96e372e6f9363168945ccc202cd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.861434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090557/publication.mdobserved 007044d57f865ed51e9e4aa703f67908...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.844247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090557/publication.txtobserved 713cb1127bb011dd10c294914f9d3bf7...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. |
|---|