OT-2026-000016160
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down
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-2026-000016160) never changes.
Identity and time
| Publication number | OT-2026-000016160 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-2d10-7b6a-8af9-10c94820901d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:11.237946Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016160 |
| Status | PUBLIC |
Content hashes
| Canonical text | b893c8b50a04f3f66c9c186cbe91ec335a25496527befd40a16c35b33882e0ce |
|---|---|
| Markdown | 3784ccf23168689aff59c062f08f84601e93aa28268cf3c63135d2a239437969 |
| Publication page | 79d8e8cf71d0162497cc8aa533c3518e14f21ab8671d1c2188811b97c3ed30f9 |
| Manifest | e7d8bf5ba0e6ffb73de770bc8164db67c4b5a21da780f9b7fc1b881e8b1f4523 |
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 | 4q+jltevAzya+MrVCE9vCf60Hkq495itJQKVW6XI5UBqSWG/mJm1yOVH0UIQYBnucAlNShUm0V0LDS3zQnd0Ag== |
| 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
| 2026-09-25T16:41:35.359025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160observed 79d8e8cf71d0162497cc8aa533c3518e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-25T16:41:35.285500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/manifest.jsonobserved e7d8bf5ba0e6ffb73de770bc8164db67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:35.186755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/publication.mdobserved 3784ccf23168689aff59c062f08f8460...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:35.041920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/publication.txtobserved b893c8b50a04f3f66c9c186cbe91ec33...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:29.256746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160observed 79d8e8cf71d0162497cc8aa533c3518e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:29.155770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/manifest.jsonobserved e7d8bf5ba0e6ffb73de770bc8164db67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:29.083653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/publication.mdobserved 3784ccf23168689aff59c062f08f8460...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:28.911295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016160/publication.txtobserved b893c8b50a04f3f66c9c186cbe91ec33...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 |
|---|