OT-2026-000050783
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000050783) never changes.
Identity and time
| Publication number | OT-2026-000050783 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7f84-9063-2442da7648b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050783 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa9403b7beec9032be1a4c17227b5fe5a5f143be7df84a42ab0b1da66fb11f24 |
|---|---|
| Markdown | e75359ec80b42bf3bc58d5f6d8b312300984481ddd990362b683c0d771ababb4 |
| Publication page | dfe2ea9901d72d751b521581f9e8424b90ab2c9a515abe6a05c70316761b1de3 |
| Manifest | 209a6a3219548247637d0fe169c6d38a14a5914ecde888cd66478199f8a7844a |
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 | /Au8c/RZFvcclGvxUpey0Mn7lXjllfuCBMSkcZkPuz9P0aVR/WEAq5rlGhjzF2c+p7ziwCF3aENyKoLet3gsCg== |
| 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
| 2026-10-17T04:41:40.704367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783observed dfe2ea9901d72d751b521581f9e8424b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T04:41:40.648666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/manifest.jsonobserved 209a6a3219548247637d0fe169c6d38a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T04:41:40.594692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/publication.mdobserved e75359ec80b42bf3bc58d5f6d8b31230...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T04:41:40.480984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/publication.txtobserved aa9403b7beec9032be1a4c17227b5fe5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T00:41:32.712002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783observed dfe2ea9901d72d751b521581f9e8424b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T00:41:32.607237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/manifest.jsonobserved 209a6a3219548247637d0fe169c6d38a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T00:41:32.550819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/publication.mdobserved e75359ec80b42bf3bc58d5f6d8b31230...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T00:41:32.444601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050783/publication.txtobserved aa9403b7beec9032be1a4c17227b5fe5...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 |
|---|