OT-2026-000034547
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000034547) never changes.
Identity and time
| Publication number | OT-2026-000034547 · never reused |
|---|---|
| Internal UUID | 01a0ae76-1ed0-716b-afd4-91662955eb3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:51.876169Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034547 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60a273faee06c4dbda5a09cdbe77c8f169f24b83ca508f1afc418b8e1f84eea2 |
|---|---|
| Markdown | ecb04bc04737784a4dece2717bc9c244cf59de5e951d2383699f01bc24842eb1 |
| Publication page | a461a9cb87774f2836780d120a87f87389bcf2f98fcf0430cd3d505d7cd87538 |
| Manifest | 5d4b25d94e95b317a80f39953436227befff7e37c2549f8ed55795bb98de2b51 |
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 | iFagd+5zG2MzWZO7uFfAGa5CjFR4PRWWpz3efhcKbAcvknjmpRTBi2t+SPha5sxhCa2e4a7ydCiQj6Q5BzWjCg== |
| 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
| 2026-10-04T12:41:13.245418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547observed a461a9cb87774f2836780d120a87f873...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T12:41:13.174867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/manifest.jsonobserved 5d4b25d94e95b317a80f39953436227b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T12:41:13.059757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/publication.mdobserved ecb04bc04737784a4dece2717bc9c244...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T12:41:12.896975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/publication.txtobserved 60a273faee06c4dbda5a09cdbe77c8f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:13.668871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547observed a461a9cb87774f2836780d120a87f873...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:13.519607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/manifest.jsonobserved 5d4b25d94e95b317a80f39953436227b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:13.428948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/publication.mdobserved ecb04bc04737784a4dece2717bc9c244...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:13.290762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034547/publication.txtobserved 60a273faee06c4dbda5a09cdbe77c8f1...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 |
|---|