OT-2026-000017270
Publication integrity record
Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000017270) never changes.
Identity and time
| Publication number | OT-2026-000017270 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c8-779f-8934-e0cd5184b44b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017270 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d53bad03e41ccb023e5e56984b78ec6c7a08ebd464a03c003aeb58dbd86d173 |
|---|---|
| Markdown | 77fab287c47e4566da426d531f664ac74c68b7e7863afe18678407c373fd287a |
| Publication page | 83e7547315ee62919adfcc95d61b1dadae6174b4012be1f9c902cf20fa1accaa |
| Manifest | acae8e0ecd13cd5836517193a87f556f4cd43713d9b64b163237126cb0ba0578 |
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 | kI6UH0Qeq4oXhSYVyeyjbos9ovKz2k37ETuq1rWwzBElRA4SYppSt1vcBSX+qae4FelI9P2j4+KMRrDugi7kBw== |
| 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
| 2026-10-29T16:41:44.882777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270observed 83e7547315ee62919adfcc95d61b1dad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T16:41:44.809983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/manifest.jsonobserved acae8e0ecd13cd5836517193a87f556f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T16:41:44.712888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/publication.mdobserved 77fab287c47e4566da426d531f664ac7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T16:41:44.534293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/publication.txtobserved 9d53bad03e41ccb023e5e56984b78ec6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:14.407716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270observed 83e7547315ee62919adfcc95d61b1dad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:14.326448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/manifest.jsonobserved acae8e0ecd13cd5836517193a87f556f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:14.240700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/publication.mdobserved 77fab287c47e4566da426d531f664ac7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:14.133707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017270/publication.txtobserved 9d53bad03e41ccb023e5e56984b78ec6...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 |
|---|