OT-2026-000048635
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump 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-2026-000048635) never changes.
Identity and time
| Publication number | OT-2026-000048635 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de8-729f-b443-4f3eaf8e522f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048635 |
| Status | PUBLIC |
Content hashes
| Canonical text | 818f7e9eda5df87970222cad35ce0e2b9ebfda2abfa38fe174ce918e646f0492 |
|---|---|
| Markdown | 04d10d3ead00f448f3b7d1a18a30a97cd91b04d8c3142cd89f331c8c5ae055ef |
| Publication page | 511688b4aa56dcad8d78779ebe6c7d29b1941c779c9c62898c0ddce8801f406e |
| Manifest | 47f96d627bebdc9ef189dc03ce6f954c90d7c46096a1ce8bccb768cf0d80a392 |
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 | RFrykMZvWMBb11Vt427yCBpq8WvA9X7EK5Jyf4OtZ4rJ05IIqh1rap2Z6J93YmJ7O/1ZJgXtruE+vbIytFLoCA== |
| 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
| 2026-09-17T11:05:27.595953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048635observed 511688b4aa56dcad8d78779ebe6c7d29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:27.576045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048635/manifest.jsonobserved 47f96d627bebdc9ef189dc03ce6f954c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:27.554354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048635/publication.mdobserved 04d10d3ead00f448f3b7d1a18a30a97c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:27.535972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048635/publication.txtobserved 818f7e9eda5df87970222cad35ce0e2b...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. |
|---|