OT-2026-000044779
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000044779) never changes.
Identity and time
| Publication number | OT-2026-000044779 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-7a14-bc41-fa4aa581f554 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044779 |
| Status | PUBLIC |
Content hashes
| Canonical text | 964abc1404bbf241d4fa64cfff81cd1099356c82ba30d34199738deee29801a8 |
|---|---|
| Markdown | 290985a3f63490b4629c9616b91d7a92ddac95254f03256d513c9a1f33db89d0 |
| Publication page | 8391c3ea2af35b8f17e1e4f29e0327af6ee95fffc1d6fc37a7d9c901bb0864c5 |
| Manifest | 643fdf6fcca2919a174fa69be37d285d755a699141ce2966d2ea4b542f11438b |
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 | 4lq5AzYzg/7DY8sX/ipJfwmbJ8d2U5XJjFl/gKr6/S2it7c9+OLkd0sFUlGrDctY9e7uUyyEuuDX2+iPyhGRBA== |
| 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
| 2026-11-05T00:41:45.501841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779observed 8391c3ea2af35b8f17e1e4f29e0327af...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-05T00:41:45.415253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/manifest.jsonobserved 643fdf6fcca2919a174fa69be37d285d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-05T00:41:45.370196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/publication.mdobserved 290985a3f63490b4629c9616b91d7a92...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-05T00:41:45.291713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/publication.txtobserved 964abc1404bbf241d4fa64cfff81cd10...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T16:43:37.603699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779observed 8391c3ea2af35b8f17e1e4f29e0327af...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T16:43:37.373754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/manifest.jsonobserved 643fdf6fcca2919a174fa69be37d285d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T16:43:37.081082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/publication.mdobserved 290985a3f63490b4629c9616b91d7a92...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T16:43:36.736328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044779/publication.txtobserved 964abc1404bbf241d4fa64cfff81cd10...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 |
|---|