OT-2026-000074056
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000074056) never changes.
Identity and time
| Publication number | OT-2026-000074056 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-76d0-b766-856f736e1a3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074056 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f3171d6519b6119fff81e17d65419684680ab2b2416f76e76fa1d2279bb0eb9 |
|---|---|
| Markdown | 4ef5b94383ec1c6eef32b57c44bf81d53fb8fb947e36dbc909814555f00920a1 |
| Publication page | 7ff1f7299bbc922d4f2447c8179f6a9f9995fc0dd8cdd69d8410d872c8f4d859 |
| Manifest | 8c8d8ef46a512c7d06f71f83cce4ab551c5e9ac3f72ccd1fb97793a32e92d91e |
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 | +3PdCyDIIXOz0gJKPBBp+QgcrewNJ3l3GfBxbBLA95OwbSCmiSO+zg1m1/zCsh8VRRxFA+Y0FXKJQCV+BJtlCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:22.995666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074056observed 7ff1f7299bbc922d4f2447c8179f6a9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:22.976489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074056/manifest.jsonobserved 8c8d8ef46a512c7d06f71f83cce4ab55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:22.953193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074056/publication.mdobserved 4ef5b94383ec1c6eef32b57c44bf81d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:22.933273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074056/publication.txtobserved 4f3171d6519b6119fff81e17d6541968...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. |
|---|