OT-2026-000047993
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000047993) never changes.
Identity and time
| Publication number | OT-2026-000047993 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-704c-a570-f7ecc2704573 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 061df2e390e3f8cb1accc91639446d0f98c5d076d5d6772ad1868c3a56e19292 |
|---|---|
| Markdown | ca1487861124b39d22540efb4217e840ef085f8d5d46b3c3d426865af43710da |
| Publication page | 59566fcc8cc6adfefd13b3ec60b60a4c3d615e07b56f16f7d6f9cab213a2fa85 |
| Manifest | 8d85a758079413a7edd05c557cbec09a20411e77731ba29847c5cb0a782ae594 |
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 | 4UUOWk+5hIRvDepI5Vgwj56cbr7QpXfjHNHrP8GLk9GsemMf6RM8zpJIqlMFA8m0CrLtMOKP0lteZu7grw/XBw== |
| 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
| 2026-10-08T00:41:49.092002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993observed 59566fcc8cc6adfefd13b3ec60b60a4c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T00:41:49.003308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/manifest.jsonobserved 8d85a758079413a7edd05c557cbec09a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:48.914219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/publication.mdobserved ca1487861124b39d22540efb4217e840...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:48.819347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/publication.txtobserved 061df2e390e3f8cb1accc91639446d0f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:25.287683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993observed 59566fcc8cc6adfefd13b3ec60b60a4c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:25.164587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/manifest.jsonobserved 8d85a758079413a7edd05c557cbec09a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:25.093176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/publication.mdobserved ca1487861124b39d22540efb4217e840...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:24.987813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047993/publication.txtobserved 061df2e390e3f8cb1accc91639446d0f...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 |
|---|