OT-2026-000090979
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000090979) never changes.
Identity and time
| Publication number | OT-2026-000090979 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7749-a826-7c86a6a9743d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090979 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0acc789f56effaf65eb639e50361bd0909c1022a21d085b07e715ef8bff7130e |
|---|---|
| Markdown | fb3fa629526bfa154e2d050877929cca4201aebb800256a9b92a6e121e379dcd |
| Publication page | dbbc468a061a12126cbbbcaf04159fb13f0c73ea4601c64d521b49d2043bf06b |
| Manifest | 13a013225b67aab16f0bf8d15b292e781b53b5d7b9036a01dd7acab0db1f9ad4 |
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 | 2vAU3IIn5ntcy6bhyWoZb02Wy082GzHHm9+/txD1A2j2he3XQOW8kcpLDq/QRWrr+2Ota36BMGLiUtadDwIaBw== |
| 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
| 2026-09-17T09:44:12.404937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090979observed dbbc468a061a12126cbbbcaf04159fb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:12.386732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090979/manifest.jsonobserved 13a013225b67aab16f0bf8d15b292e78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.370574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090979/publication.mdobserved fb3fa629526bfa154e2d050877929cca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.352810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090979/publication.txtobserved 0acc789f56effaf65eb639e50361bd09...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. |
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