OT-2026-000090519
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000090519) never changes.
Identity and time
| Publication number | OT-2026-000090519 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7444-b5c2-9259f0540b85 · 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-2026-000090519 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ce249967c2ebeb3a925fb1d9ad570e8efae93058b699bc8631064c70960a090 |
|---|---|
| Markdown | 5920a77ff0989f7f3d84e2d874c7531be90b063ddd3753f112da8751d5dbd151 |
| Publication page | 15ae1db5a14e576150c25d5d9c3ef566ec90ed3f3200b93af7fc860ac1ddb42c |
| Manifest | 0130a9dee55d07182357b0ad704bef27e125924417e835cf3f925bba809047a5 |
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 | oGyAv1by9bXeEPxOx2ZMJYAG+p/GsvDDt6sYwqqjz70F7P2fmjLN9uq6xawCeXzCi1hAPYhPESh4hS3FgFrWAQ== |
| 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
| 2026-09-17T09:44:37.389203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090519observed 15ae1db5a14e576150c25d5d9c3ef566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:37.371080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090519/manifest.jsonobserved 0130a9dee55d07182357b0ad704bef27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:37.352331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090519/publication.mdobserved 5920a77ff0989f7f3d84e2d874c7531b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:37.334891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090519/publication.txtobserved 2ce249967c2ebeb3a925fb1d9ad570e8...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. |
|---|