OT-2026-000090475
Publication integrity record
Four cup vacuum gripper, four zone face, pump 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-2026-000090475) never changes.
Identity and time
| Publication number | OT-2026-000090475 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7a57-8cc0-51009bb711fb · 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-2026-000090475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c0a2fad6e6402b27fdb06fb0e56caa2916a272aa03760478b7b49db6399f2d6 |
|---|---|
| Markdown | 01e74ee5c35c8b924b341a25f3bef99c6c6b65570464fcc1b2f0c9f3b224d5dd |
| Publication page | ffc072fd687b1d7b9353d29e78f1df7e74d08f8db5c3be7a6a2b40374a93474d |
| Manifest | 7bbd23f8fe70cd785b27ebcd4eff6e857f2abd5ca5c415a31b6867f89396c645 |
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 | CFZVqHntJrihzFwQeekZ8zlFeVbxZuk2gDs0FWrP/E2RLEkuv2sZVjfSQdDVbgR40flf65osCDB/PHz0pgd2CQ== |
| 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
| 2026-09-17T09:44:36.179163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090475observed ffc072fd687b1d7b9353d29e78f1df7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:36.161425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090475/manifest.jsonobserved 7bbd23f8fe70cd785b27ebcd4eff6e85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.143831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090475/publication.mdobserved 01e74ee5c35c8b924b341a25f3bef99c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.125755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090475/publication.txtobserved 9c0a2fad6e6402b27fdb06fb0e56caa2...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. |
|---|