OT-2026-000068800
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000068800) never changes.
Identity and time
| Publication number | OT-2026-000068800 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dcb-7fc6-a84e-1be68c75e2e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068800 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15c153e2bbb13e0bdfe45da94c528c7685fe28b5af37d85ad9649ece3537a639 |
|---|---|
| Markdown | fa9e4515bb34225ac54e7d92ca1ff76eac9f94da34b948a51d69d378a06680bf |
| Publication page | 8263baaacca50e8e9781ce5fc2f13b2f428fe881137f7e8a4c13ba9c9ca0fdbe |
| Manifest | e0ab8244db2df93cabdbc30c158080654826be8ffbe3fdc4b7765cfcbea3435a |
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 | DdrapehaoKWqNQhP8SMOXBeHAnJQ9ejo3UVkwb37AKRN6/2o+sxP2cAnsG3kgfvp49sdpQraBlG8AHBQtY/hBQ== |
| 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
| 2026-10-07T04:41:39.551130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800observed 8263baaacca50e8e9781ce5fc2f13b2f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T04:41:39.480828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/manifest.jsonobserved e0ab8244db2df93cabdbc30c15808065...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:39.391893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/publication.mdobserved fa9e4515bb34225ac54e7d92ca1ff76e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:39.318438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/publication.txtobserved 15c153e2bbb13e0bdfe45da94c528c76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:41:56.944225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800observed 8263baaacca50e8e9781ce5fc2f13b2f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:41:56.536198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/manifest.jsonobserved e0ab8244db2df93cabdbc30c15808065...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:41:56.092265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/publication.mdobserved fa9e4515bb34225ac54e7d92ca1ff76e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:41:55.698389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068800/publication.txtobserved 15c153e2bbb13e0bdfe45da94c528c76...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 |
|---|