OT-2026-000082053
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained 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-2026-000082053) never changes.
Identity and time
| Publication number | OT-2026-000082053 · never reused |
|---|---|
| Internal UUID | 01a0ae97-4d92-725a-be14-475b9f223a6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:06.536388Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000082053 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cef10c10481918a4fdf304e43a26707af2891fb89fb61bb0944769717fdd051 |
|---|---|
| Markdown | 87da88127e75fca6e6b07a862195f89dfb80ec3ee85692bcbdb318011a637b8e |
| Publication page | cf7a3d26d6f5645cca7afddb5ae323381f3587f55c0466a14880897e30f9be15 |
| Manifest | 077a0337bdad819c9864d8b9aa984c04066440980d8061ccc4b4ad0a099d55e2 |
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 | krJ6ajHLH6oFCyC5s3wD+ud+p3tyI8OXkP1nMZ5VIFi8fc9l4WogFbWBtbMFlkC6UgZa8hBAQ0MLGo/eGB1JAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-06T08:41:19.778172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053observed cf7a3d26d6f5645cca7afddb5ae32338...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-06T08:41:19.721065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/manifest.jsonobserved 077a0337bdad819c9864d8b9aa984c04...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T08:41:19.631483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/publication.mdobserved 87da88127e75fca6e6b07a862195f89d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T08:41:19.498019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/publication.txtobserved 9cef10c10481918a4fdf304e43a26707...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T08:41:32.154836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053observed cf7a3d26d6f5645cca7afddb5ae32338...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T08:41:32.078705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/manifest.jsonobserved 077a0337bdad819c9864d8b9aa984c04...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T08:41:31.969864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/publication.mdobserved 87da88127e75fca6e6b07a862195f89d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T08:41:31.875497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082053/publication.txtobserved 9cef10c10481918a4fdf304e43a26707...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 |
|---|