OT-2026-000029575
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000029575) never changes.
Identity and time
| Publication number | OT-2026-000029575 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-7706-be7b-a025f53d7244 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029575 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e87ac7fa1c95f2d4db375188e1f02843a385d9220c3e4eed535795c6940b4a4 |
|---|---|
| Markdown | 8993eb00f51a1f3220edaa9c0675adc55033952967d3b94cc3553926c0eabd52 |
| Publication page | 4268481668a09d92074e44197f9299101e6734f28564c1a2f2458e307f79f157 |
| Manifest | c4dc0d7c62cd5a32115e4288dc69696dfaf167b7d64ed21a0d2352bf77ac1d17 |
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 | 5gZbKXw9d2Hehf13tCpkStYtAkQX3kbK5Q96Zx1Ty2EEOYL8J0YKIS9SNoJ4xLMJZ7hOPObv0Wuk9BKIpWbpDg== |
| 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
| 2026-09-17T11:39:16.340156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029575observed 4268481668a09d92074e44197f929910...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:16.322281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029575/manifest.jsonobserved c4dc0d7c62cd5a32115e4288dc69696d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.303879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029575/publication.mdobserved 8993eb00f51a1f3220edaa9c0675adc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.280471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029575/publication.txtobserved 9e87ac7fa1c95f2d4db375188e1f0284...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. |
|---|