OT-2026-000019502
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019502) never changes.
Identity and time
| Publication number | OT-2026-000019502 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7bae-b69d-96d2a97e7cb9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019502 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53125934f114b14ecdc6ee8fb028ba2e53982987d733a5cf3195d795ea619cac |
|---|---|
| Markdown | 718cff85849436c4896d7cacea5dc5614546bc2701d9d563629dcdafb83ceb6f |
| Publication page | b31b6aba3d79b2b4d736b68fe5fe478dbbec12b33556238c5f207337b717a9cf |
| Manifest | a87545b832fd482d0c1f13fb91c9b9fb93217650539d041575d0c0f8d8018e3d |
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 | LoDUW8CrZG6QYPgw99tD7uqakvflm5iz6F4RkdBjX6hkRhpy7neZodhCcPUH6ePgUtbWqre3Rqiwjs+mJrMdDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:55.903854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019502observed b31b6aba3d79b2b4d736b68fe5fe478d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:55.886340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019502/manifest.jsonobserved a87545b832fd482d0c1f13fb91c9b9fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:55.868332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019502/publication.mdobserved 718cff85849436c4896d7cacea5dc561...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:55.849593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019502/publication.txtobserved 53125934f114b14ecdc6ee8fb028ba2e...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. |
|---|