OT-2026-000018143
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000018143) never changes.
Identity and time
| Publication number | OT-2026-000018143 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-72d2-9a10-de113809708a · 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-2026-000018143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28ec64c7883fca4395d5c0b225a18e1615f858fc58e1b26aa14bbadf87034e9e |
|---|---|
| Markdown | 7aaa80d23fa8fbc353bfa2a93304bac256d31df66bf1b76a50902cbd3e1c850d |
| Publication page | e159de7afdd909448e3cf7dd76687d74e393c5b71f7fecebe37bfe15af5e6080 |
| Manifest | eeb67a95d00f676bf744cafde2c64057ab2c03abc071bb72c5fd10a97287e351 |
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 | 4Q93lnc81y8Ljkodbl24xZv2RhEx52EQgvrQVgACjQuK6HxyxvG9P4IwYVXqlaj5m//beWHhPGCw3y2yZEroAw== |
| 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
| 2026-09-17T11:59:53.278127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018143observed e159de7afdd909448e3cf7dd76687d74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:53.259622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018143/manifest.jsonobserved eeb67a95d00f676bf744cafde2c64057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:53.241695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018143/publication.mdobserved 7aaa80d23fa8fbc353bfa2a93304bac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:53.223193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018143/publication.txtobserved 28ec64c7883fca4395d5c0b225a18e16...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. |
|---|