OT-2026-000070756
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump 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-2026-000070756) never changes.
Identity and time
| Publication number | OT-2026-000070756 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-705b-a58a-e00af47c80a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ef289b14d42fe69d97f7a127ca4a81beebb0b056881b254dc2bf9838a8842ca |
|---|---|
| Markdown | 183f677f11014a99dde284c8a843ec4529d16685cc5e0c0b61d6b77cbb29ee81 |
| Publication page | d50fd82eb4f3c1e89434c260208166beebf7bed9040242be71d79215d356430c |
| Manifest | 75fb163e0ca4252b5245b6f936742a1c031ca7e10f89d3ffed320a4612f1fdf1 |
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 | vgP6BLaUcET5/5BaJFeXF9qlLUjDD1NgSh/BW637ioMqigcNu6I33iOQl35erd7FG4+o870LYFtEL7iIc/oUAA== |
| 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
| 2026-09-17T10:25:27.276970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070756observed d50fd82eb4f3c1e89434c260208166be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:27.259556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070756/manifest.jsonobserved 75fb163e0ca4252b5245b6f936742a1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.242184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070756/publication.mdobserved 183f677f11014a99dde284c8a843ec45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:27.223262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070756/publication.txtobserved 2ef289b14d42fe69d97f7a127ca4a81b...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. |
|---|