OT-2026-000074048
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line 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-2026-000074048) never changes.
Identity and time
| Publication number | OT-2026-000074048 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7762-ba9c-452931f95814 · 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-2026-000074048 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac691b7359b54c3d9bf50cb5218fd701eec978d6ce5c3a3ccff0b207b5b1047d |
|---|---|
| Markdown | c677691543b23e611b901e32abb56adcd713f0e3a28f770848558fdb76dd00f6 |
| Publication page | 3bad7c6931f2e0b6e1d2a7b73e5eeb8b864fccb775f0490250b84a708ed289b0 |
| Manifest | 49fbd0f3eb4e0145bcbbbb1d1a3d00961e4239e34243204eed3b44dba067cd79 |
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 | nxnfaUxltFywCx88/TaGOx6QqdV21QyZmuBOcBM8uD9M5WDiiiM0HWQM+gd/efpTTPXh4pR3goE6Ewa1RINvDw== |
| 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
| 2026-09-17T10:20:22.350858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074048observed 3bad7c6931f2e0b6e1d2a7b73e5eeb8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:22.332038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074048/manifest.jsonobserved 49fbd0f3eb4e0145bcbbbb1d1a3d0096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:22.312079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074048/publication.mdobserved c677691543b23e611b901e32abb56adc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:22.292582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074048/publication.txtobserved ac691b7359b54c3d9bf50cb5218fd701...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. |
|---|