OT-2026-000090023
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000090023) never changes.
Identity and time
| Publication number | OT-2026-000090023 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7945-a995-e859b9aedd8c · 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-2026-000090023 |
| Status | PUBLIC |
Content hashes
| Canonical text | c28e77fd6cf6b4d424a6f49249d9d56eba6461dbacc488977985f7f55dbe9be8 |
|---|---|
| Markdown | a58f9dd314da7623db3bc2b3af3641d5594a446dbce2514e3bfd610e2be50076 |
| Publication page | c802f953c88b398531ed60408dec61e266d919851823194a2ffdf582688aa8a0 |
| Manifest | a0d0543ddc0b8b87f4bae38efb3378f74df645ac93fc9d3ee773a481f245d25d |
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 | cqSFJOQnoTj4qamDnaOmLlarGYZt0utw5tM+Ldh2Mv5cM8Hu45n1OR5WBGBW+s1SHsr2WXM/AD1ZxArofWUMDA== |
| 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
| 2026-09-17T09:45:25.204209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090023observed c802f953c88b398531ed60408dec61e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:25.185199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090023/manifest.jsonobserved a0d0543ddc0b8b87f4bae38efb3378f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.165731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090023/publication.mdobserved a58f9dd314da7623db3bc2b3af3641d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.145820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090023/publication.txtobserved c28e77fd6cf6b4d424a6f49249d9d56e...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. |
|---|