OT-2026-000090299
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000090299) never changes.
Identity and time
| Publication number | OT-2026-000090299 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-77b0-b26d-167566079ee3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090299 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8ef6a4a38e4698560d0ceb68ce95e577820ab610a64ef62cc078f099d0dce07 |
|---|---|
| Markdown | bf238c563654fac1640193ccba32401f293e64dde85f2187bc76f0b358e9bb0b |
| Publication page | c3d9c8462cf0f640f00dab46768efd27f75d5e5a33c63fa974c31ccfd787bb5f |
| Manifest | e8e738cfd967da8709565fb1e3523136f78058e314d164ba44f8c743632e3969 |
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 | kS0bxlaqiw9tEk2gwg9rLYwy5/pwW+a8aM0J0Ab0FA6q/g3BC3WJcjxuGFxIZeEeQg1tHcCzz1skSkHD7OPeCQ== |
| 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
| 2026-09-17T09:46:23.183773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090299observed c3d9c8462cf0f640f00dab46768efd27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:23.165968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090299/manifest.jsonobserved e8e738cfd967da8709565fb1e3523136...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.147793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090299/publication.mdobserved bf238c563654fac1640193ccba32401f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.130378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090299/publication.txtobserved e8ef6a4a38e4698560d0ceb68ce95e57...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. |
|---|