OT-2026-000018258
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000018258) never changes.
Identity and time
| Publication number | OT-2026-000018258 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-79ae-9ae8-095efb001074 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018258 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0a375047b65b25e5f3debb589f774eeca9f432cb11e5e09dace6b15759ef4574 |
|---|---|
| Markdown | edd88a7fa8ad5ab8a7d8ffcbe6e2684ee1b0171ca4eac9211d65668551162b70 |
| Publication page | d836141e74724d5a1e0493e71cf037e6bb99532bb93c552b1d547cb7a39a1ebd |
| Manifest | b4f145e2f3aae0488bebdb54443139f15aea2071df1690e8847db2d0192a495a |
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 | o1vBrpjeKwVf0ZIz+KbLnImwHe0D2OuTn6Q5U2SIZF5RJBmZLNeMUmyxZAv+n2fx8zVxrWhJIthByXZvGwJbAw== |
| 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
| 2026-09-17T12:00:05.359197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018258observed d836141e74724d5a1e0493e71cf037e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:05.338312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018258/manifest.jsonobserved b4f145e2f3aae0488bebdb54443139f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.316487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018258/publication.mdobserved edd88a7fa8ad5ab8a7d8ffcbe6e2684e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:05.295824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018258/publication.txtobserved 0a375047b65b25e5f3debb589f774eec...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|