OT-2026-000030557
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000030557) never changes.
Identity and time
| Publication number | OT-2026-000030557 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e505-7772-8677-6af90f0a1da7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2dec5404f4e4d890f6eb1cf0b5ea0b53d3f76abaa9a49bdb2fba9e607949d7c6 |
|---|---|
| Markdown | ce1a052e8c5b269bcddfcb09a07f906b474b010888548d5a8e87ec5896952737 |
| Publication page | ae85bd41ef56a77ea652c92a6c560d5d5e34ba6a97d67af624b3376bd4fd7271 |
| Manifest | f7e63eaf3d7cf7b168fcd8d11189a57469ffdafbb93dd603d30e4e2c0f978ec7 |
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 | 3+P/lpNbG65U3dVVQgiiQ/IQdDtj093S2BuvlMfErTwEJdW3nACTHOib2DkjyyHdcCQkKUjdbw8KgPc9tSjwDg== |
| 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
| 2026-09-17T11:38:25.585138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030557observed ae85bd41ef56a77ea652c92a6c560d5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:25.568652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030557/manifest.jsonobserved f7e63eaf3d7cf7b168fcd8d11189a574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:25.550204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030557/publication.mdobserved ce1a052e8c5b269bcddfcb09a07f906b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:25.533210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030557/publication.txtobserved 2dec5404f4e4d890f6eb1cf0b5ea0b53...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. |
|---|