OT-2026-000099829
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, 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-2026-000099829) never changes.
Identity and time
| Publication number | OT-2026-000099829 · never reused |
|---|---|
| Internal UUID | 01a0aea2-c978-7027-9b1b-598d81aa4882 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:39.138466Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099829 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ec72b119c614e36f25bab6d03d23f6158536f9b7872bb446a39b88cdf81f824 |
|---|---|
| Markdown | 8629bd3f86ba1cac584e26e1fb08ba68caa1afd26f5f8345d6fdfdee39ee776d |
| Publication page | 146685453ff5a653aaac7237f0e7d5f97b41da0a4ff339d5ad2865f6730c0eb2 |
| Manifest | d854c24fa8f496d374092e793133fd21cc83c0adbb9e41f7282f9bbfd65d6eef |
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 | 3T3W39UUwU7d357fiCEIWyaNjGtUP/wO0rMz0C5XNq+hjkrvTzRk8QljvsfCg/jM7d9Y0YoWK6bAVSSUuGn8Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-10-03T20:41:08.519732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829observed 146685453ff5a653aaac7237f0e7d5f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T20:41:08.449254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/manifest.jsonobserved d854c24fa8f496d374092e793133fd21...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:08.376040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/publication.mdobserved 8629bd3f86ba1cac584e26e1fb08ba68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:08.305196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/publication.txtobserved 9ec72b119c614e36f25bab6d03d23f61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:04.473699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829observed 146685453ff5a653aaac7237f0e7d5f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:04.282310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/manifest.jsonobserved d854c24fa8f496d374092e793133fd21...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:04.079100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/publication.mdobserved 8629bd3f86ba1cac584e26e1fb08ba68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:03.945105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099829/publication.txtobserved 9ec72b119c614e36f25bab6d03d23f61...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|