OT-2026-000013975
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000013975) never changes.
Identity and time
| Publication number | OT-2026-000013975 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7736-a462-31b4831e4fad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013975 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97cea27cae5f7513ba68dff0c260c0be08279935eabe66df4c0202eb106eed23 |
|---|---|
| Markdown | fb4d868d2d5c77922dd177278a574bdecc233e9197b0175b8bbc69043ff9f3b9 |
| Publication page | 3207efd62fafbf99f00610d9464bf75f438dccbf6ee4095471d02f21750b543a |
| Manifest | 779f0fbd6e6a57558c95bf65cf36e2a90b7fe1cdbe5200c667e476e445c5f32c |
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 | wBQOcPsAvbuvisRfcxbfkWFtwY1SqEj+6WIUGAdSQk7Z6LTtX0w6dstAbdZQsZr4PM4l2VqV8bgv81htmcR/Cg== |
| 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
| 2026-09-17T12:09:11.201562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013975observed 3207efd62fafbf99f00610d9464bf75f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:11.183740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013975/manifest.jsonobserved 779f0fbd6e6a57558c95bf65cf36e2a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:11.164618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013975/publication.mdobserved fb4d868d2d5c77922dd177278a574bde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:11.145681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013975/publication.txtobserved 97cea27cae5f7513ba68dff0c260c0be...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. |
|---|