OT-2026-000029378
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000029378) never changes.
Identity and time
| Publication number | OT-2026-000029378 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-79c7-bb6e-61c3b3f99176 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029378 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51af2eb676c715f04e79a804b5cad08d3f382459b833a33f1886bf9027e59838 |
|---|---|
| Markdown | 190cb4bb4f070a527b30b8ec5522d708a293bd2cc31d9ac6b8f96d63fef1940b |
| Publication page | 4fbc0d719f82241743568ea139ace5edfa8fe7ad8e14656a83a6b5bef98d072a |
| Manifest | a330a2c7c22df26c03233c5b53f4a30d0e4dc06f35aa1e6e186f96162ce753a3 |
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 | ECa1owIpmw6n1fatZ1OrC6jk1hfeEvDyDvTJD/Z/AeO4KX0dJxciRfiizSHQyVNNzaqxiIdX14tLLjk7LPM4DA== |
| 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
| 2026-10-29T04:23:31.993850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378observed 4fbc0d719f82241743568ea139ace5ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:23:31.978768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/manifest.jsonobserved a330a2c7c22df26c03233c5b53f4a30d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:23:31.939310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/publication.mdobserved 190cb4bb4f070a527b30b8ec5522d708...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:23:31.749781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/publication.txtobserved 51af2eb676c715f04e79a804b5cad08d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:14.466501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378observed 4fbc0d719f82241743568ea139ace5ed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:14.416648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/manifest.jsonobserved a330a2c7c22df26c03233c5b53f4a30d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:14.309434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/publication.mdobserved 190cb4bb4f070a527b30b8ec5522d708...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:14.151345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029378/publication.txtobserved 51af2eb676c715f04e79a804b5cad08d...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 |
|---|