OT-2026-000049361
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000049361) never changes.
Identity and time
| Publication number | OT-2026-000049361 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-70e8-924d-6789f6c6a089 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049361 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3fa2009ae8671a3f7a2dcd5d6fb4a82aa009986324dd515657a708ced966c34 |
|---|---|
| Markdown | 41fe2a10642bd1342f1a4869982667068163ee76d01e62ccf7b5f21af64ae2df |
| Publication page | 236594670653de6c15dac98b1c00ead506c4622e3a50ca210aab074be86e5cf5 |
| Manifest | 84a820441fa3accfecf48368ba46469af52a4a322dc73a39a4415ae761d99394 |
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 | g7zVE5huQfhXjMTFGWo0CuWP9HZaRiBwb4LIBvwFcxzoH/pqP+ivnf6smDrqoywjU/F0CUHOL01LEOSsjshdDw== |
| 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
| 2026-11-02T12:41:37.238011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361observed 236594670653de6c15dac98b1c00ead5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T12:41:37.163992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/manifest.jsonobserved 84a820441fa3accfecf48368ba46469a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:37.041927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/publication.mdobserved 41fe2a10642bd1342f1a486998266706...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:36.866541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/publication.txtobserved f3fa2009ae8671a3f7a2dcd5d6fb4a82...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:04.621307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361observed 236594670653de6c15dac98b1c00ead5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:04.605092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/manifest.jsonobserved 84a820441fa3accfecf48368ba46469a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:04.570019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/publication.mdobserved 41fe2a10642bd1342f1a486998266706...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:04.441190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049361/publication.txtobserved f3fa2009ae8671a3f7a2dcd5d6fb4a82...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
| 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 |
|---|