OT-2026-000097531
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, supply line 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-2026-000097531) never changes.
Identity and time
| Publication number | OT-2026-000097531 · never reused |
|---|---|
| Internal UUID | 01a0aea1-55b4-7e30-a4ad-64cca47c5f7b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:10:04.087778Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000097531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cce82a5ba1a4eb0cc3e0b73c1efcdc7beb71ae3d130a6442c52045a3c60f1b6 |
|---|---|
| Markdown | cfcb8baad2fdedcd2c3c7a17e100207e9b09fbd0a6369fe710dd0bce89571734 |
| Publication page | f4d8d4818f410c99ce86bac3e41045a67a13e046c8e9ae7597c01bf1caa6ecf1 |
| Manifest | 5c9ee1eab964a2644f238bd32f255b8e0ae2e64cc99b1d5a84b57e6e59b7c3f1 |
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 | rsqhGKbozLG0B3mwEF0gRcrn6NGhOFa1TEzwEQyJBab/cKrDl8aFTI39z+aslbD9tLbI6CIYH8h+oSL/SczJBQ== |
| 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
| 2026-09-17T09:33:24.404472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097531observed f4d8d4818f410c99ce86bac3e41045a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:33:24.388946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097531/manifest.jsonobserved 5c9ee1eab964a2644f238bd32f255b8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:24.372644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097531/publication.mdobserved cfcb8baad2fdedcd2c3c7a17e100207e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:24.356285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097531/publication.txtobserved 2cce82a5ba1a4eb0cc3e0b73c1efcdc7...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. |
|---|