OT-2026-000104187
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000104187) never changes.
Identity and time
| Publication number | OT-2026-000104187 · never reused |
|---|---|
| Internal UUID | 01a0aea5-341f-715a-bd3c-9ea2d60cc6bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 154b47239c5ecb9df33370c74d576b03986c011d123635f494993321ca7c0b97 |
|---|---|
| Markdown | 606b70e4d5aace770f26595588a11511bdb30fad21d2b6bc8d0c77f126fa127c |
| Publication page | 71059f87e3d26769da19986d2ba416e66f9db7c44e1717fae7784de66a8361e9 |
| Manifest | 1a41882459477e835447f90d2a780fb48bdaff9733e850cb5e9c08a002a0ad3c |
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 | I1toJ80RaoDAo2s5NOuujaitcwZ1VrEuLbpMFnY7tNYCraQrbbKXNdhDHL3ceNeq7wS3EBHdPJQ6uUFfFyL2Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:16.920495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104187observed 71059f87e3d26769da19986d2ba416e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:16.902578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104187/manifest.jsonobserved 1a41882459477e835447f90d2a780fb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:16.883409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104187/publication.mdobserved 606b70e4d5aace770f26595588a11511...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:16.866757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104187/publication.txtobserved 154b47239c5ecb9df33370c74d576b03...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. |
|---|