OT-2026-000055141
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000055141) never changes.
Identity and time
| Publication number | OT-2026-000055141 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e82-75d4-a239-5db4ffcf78c4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055141 |
| Status | PUBLIC |
Content hashes
| Canonical text | cfdd7862213d417ebc664ea7da4f1ae4eea82247114f866cc38c19053b7ca81e |
|---|---|
| Markdown | 3c39b64796c392e99b6c773a749d0b1095e80cc7ac8fc22c350cd64a805fd65b |
| Publication page | d8ba01ad1c6fef21036d9cde068df1064a529c9b88c7a34839432ea4b7195669 |
| Manifest | 22b5422842c6c4921954c21cd4cc0c4d914c970d4af66d6919ecf55035d87fbf |
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 | hycYaq+I3jm/53+n0rLYK7blHkTKPfcyH/iMSLCJFgDKiGfhkJQ4E7g9WDx/jhaizmAhYBE+/1J68bs3loN9BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:19.082480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055141observed d8ba01ad1c6fef21036d9cde068df106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:19.065306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055141/manifest.jsonobserved 22b5422842c6c4921954c21cd4cc0c4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:19.048461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055141/publication.mdobserved 3c39b64796c392e99b6c773a749d0b10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:19.030817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055141/publication.txtobserved cfdd7862213d417ebc664ea7da4f1ae4...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. |
|---|