OT-2026-000042668
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000042668) never changes.
Identity and time
| Publication number | OT-2026-000042668 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-7581-bbf4-2495c30ae413 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042668 |
| Status | PUBLIC |
Content hashes
| Canonical text | a954f60e34342727f5e3f59126dab6ab3560e22e693f2b2c3e2b0f5eb79a0df5 |
|---|---|
| Markdown | 19a48f1b7be42455d0facc4fd86561edb21041952ecb5c141849afecafed245f |
| Publication page | 2320bf6d29e0cebe75a577128d0d697f5fa1e9c072cc6c86d2938b99e6c845a4 |
| Manifest | 04613d3fa3ca0bc10d6f19abe1d7fc8e8495c69fd3c6d7e9b4cdf65c4bb59090 |
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 | LnWIrX0fl5BGPKmQkx4KBPL1r/pqh8M/xF7jZY4rRQHOl5kwdmCQQukDzcS5f7igMwIsLSTB9C0/yJx4Ev5nCA== |
| 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
| 2026-10-23T04:41:17.420034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668observed 2320bf6d29e0cebe75a577128d0d697f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:41:17.325317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/manifest.jsonobserved 04613d3fa3ca0bc10d6f19abe1d7fc8e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:17.265135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/publication.mdobserved 19a48f1b7be42455d0facc4fd86561ed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:17.098697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/publication.txtobserved a954f60e34342727f5e3f59126dab6ab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:10.970224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668observed 2320bf6d29e0cebe75a577128d0d697f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:10.911663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/manifest.jsonobserved 04613d3fa3ca0bc10d6f19abe1d7fc8e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:10.846776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/publication.mdobserved 19a48f1b7be42455d0facc4fd86561ed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:10.679585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042668/publication.txtobserved a954f60e34342727f5e3f59126dab6ab...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 |
|---|