OT-2026-000052502
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000052502) never changes.
Identity and time
| Publication number | OT-2026-000052502 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7a2f-bcf6-c0a98bcc9702 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052502 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2c06dd0abb200542efd02bc594df659e41714c418b03365ddc1ee9f6350698d |
|---|---|
| Markdown | 924f79ab66d77921ece7c418055b199bb22551a5849daa4c963d0d12e66071a9 |
| Publication page | 80428eee287dece08d2e2e9773fb513466a55e6bcde1c2172a93d5586764edc6 |
| Manifest | a1c4e04bde18272cc95451103d45d895fe65a44e3544bb6192e8ae6edbe47853 |
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 | RCVFpv5BPEGGn7pnAQNC8o1d/82P8xVYWwd0/HkUX49XJnK+PsTSfTsSXZGGgT9/fMLaWxaJEfK3eeA/fAQhAw== |
| 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
| 2026-09-17T10:57:08.448573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052502observed 80428eee287dece08d2e2e9773fb5134...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:08.428563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052502/manifest.jsonobserved a1c4e04bde18272cc95451103d45d895...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.408073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052502/publication.mdobserved 924f79ab66d77921ece7c418055b199b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.386621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052502/publication.txtobserved d2c06dd0abb200542efd02bc594df659...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. |
|---|