OT-2026-000090457
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000090457) never changes.
Identity and time
| Publication number | OT-2026-000090457 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7883-a162-90f0de66d840 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f33fd84d0b64a35193739d5b87d83a484e4615bc08e9a9d9e6fa4ac30759c91 |
|---|---|
| Markdown | 7d400fe729c6339914889fb7470f630b418617ee2a2ea6cd670cc3ed57ff5e92 |
| Publication page | 6a1de95fe125319f5191101c80783bcbaf93f0c17a9fa0716dc47eb0baeeb9c5 |
| Manifest | 87c91b44733283597cb7bddc29c406db7fe45f0489012602e0bb1d94642b913e |
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 | m48jdSrfGt1bXSzv6XKIBuyRlAOlLgMJ+9e5q9G20f30m13WkdYRCKcNgQWb+tGgt/SwlQ4zzs4UsJyqjzJGBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:34.925924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090457observed 6a1de95fe125319f5191101c80783bcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:34.908209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090457/manifest.jsonobserved 87c91b44733283597cb7bddc29c406db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.889301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090457/publication.mdobserved 7d400fe729c6339914889fb7470f630b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.871439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090457/publication.txtobserved 1f33fd84d0b64a35193739d5b87d83a4...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. |
|---|