OT-2026-000026664
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000026664) never changes.
Identity and time
| Publication number | OT-2026-000026664 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-7f73-956f-69fb75270f51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026664 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ec4d0a540994ffaa0094109b337376e714ea9a2f4eb2704e19e345f582b4c9a |
|---|---|
| Markdown | 71f0326168f898b1d8fee456a8a67641034a55c53fb0b353936befbdf2f06827 |
| Publication page | ff28b834d5b2600f554292ad8d6fd48936c5d2f0192478e7a8800fa0768b5459 |
| Manifest | b88154246a65a80417609f2be70fbcaaff35fc16f5d7d5d4555ce8787ff2c15c |
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 | JF6fU0eKP3rHxIjFoLTPEupb7zGlwy0mYmZO8vkCTSM6rW8WVZR3zdZNeCf+sB9No7lD5dDShhHljbjlqvYIDg== |
| 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
| 2026-09-17T11:44:09.757090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026664observed ff28b834d5b2600f554292ad8d6fd489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:09.740923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026664/manifest.jsonobserved b88154246a65a80417609f2be70fbcaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:09.725516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026664/publication.mdobserved 71f0326168f898b1d8fee456a8a67641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:09.709387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026664/publication.txtobserved 8ec4d0a540994ffaa0094109b337376e...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. |
|---|