OT-2026-000090669
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000090669) never changes.
Identity and time
| Publication number | OT-2026-000090669 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7c63-a074-7ffce068450f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090669 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fc009d8701e5e4ff75f31dec3726f6de8b434bfc1de591c34d2840e71d05d3e |
|---|---|
| Markdown | 5b0d21b5849520707937716e9bc6646d7a04254a3dd41aab5ce30e9f268de653 |
| Publication page | d2d23ce7fd1eee1a68a26d4733fb1611075e8f88262e8318fce5cac1cdce1330 |
| Manifest | 5e1f95079cc22f9fa50432ace5d0e8152e2bff5dbec5582d678942a6a5143ecd |
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 | pDkg0JVXjOIgGKbtmgrqlEmLsGRDyhSbWbKRNpKfFxCAr1WvyPudE9WGEyAoUDQUEgyVVf5da9J31wx+7qkXBw== |
| 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
| 2026-09-17T09:44:51.831269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090669observed d2d23ce7fd1eee1a68a26d4733fb1611...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:51.812008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090669/manifest.jsonobserved 5e1f95079cc22f9fa50432ace5d0e815...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:51.793984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090669/publication.mdobserved 5b0d21b5849520707937716e9bc6646d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:51.774918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090669/publication.txtobserved 6fc009d8701e5e4ff75f31dec3726f6d...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. |
|---|