OT-2026-000090479
Publication integrity record
Four cup vacuum gripper, four zone face, pump 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-2026-000090479) never changes.
Identity and time
| Publication number | OT-2026-000090479 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-732e-b15c-493dcad01949 · 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-2026-000090479 |
| Status | PUBLIC |
Content hashes
| Canonical text | af1c7e8a52ed1667d9aa920fb5791f7b5ca235bedb7205ecb5e6a214ae2a69b9 |
|---|---|
| Markdown | bda6203bb0d77e5dea37991772e281ab4803b0852c85c34133078f0c126b1392 |
| Publication page | b86c6e83948fae64cfb9e31b6dbcbde247121c419516f7018458c3dc1519384b |
| Manifest | 02623b29998de9528f782ce93bd39345c1928413a6f1ffff88c0cde6a83e1eb8 |
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 | OX8QSVPUTSUd+u9MvSr2+wucYfnUG05fscoPOiXw6HnzVCoKL6s5MBusO2ynQFQhQqVZ/7xeBgDP0Xn9le0bAQ== |
| 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
| 2026-09-17T09:44:36.469999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090479observed b86c6e83948fae64cfb9e31b6dbcbde2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:36.452191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090479/manifest.jsonobserved 02623b29998de9528f782ce93bd39345...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.434992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090479/publication.mdobserved bda6203bb0d77e5dea37991772e281ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.418082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090479/publication.txtobserved af1c7e8a52ed1667d9aa920fb5791f7b...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. |
|---|