OT-2026-000005474
Publication integrity record
Bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, plastic cups
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-2026-000005474) never changes.
Identity and time
| Publication number | OT-2026-000005474 · never reused |
|---|---|
| Internal UUID | 01a0a93a-261a-7795-bf58-6a5bd5bf75fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:59:15.485784Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005474 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fcb5b2adbdaaf30d65cd7efe4673d37e58afbd2fd38ad34359d17c05278c3d2 |
|---|---|
| Markdown | 5bc0f8e1c28990f21f35a9653866e07fcfea5a9a0a2d6daa28a776960dfc9def |
| Publication page | 16229cc1efef05ec26d194c0ac996272d63632f1334e253cd2668c5368d05144 |
| Manifest | 39204f64ad47316b6011c9e40ae8ac5fb6342023338f34d0a426e3ed8bbbd72c |
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 | /CcO85tp4wifZyciP7fhvLWC4iBEiPh5R5AdQs4hXqV9KNJZT8BQgIv42q8jen3af75hI3G2UZvG8V4vkcvqCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:05.146422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005474observed 16229cc1efef05ec26d194c0ac996272...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:05.132231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005474/manifest.jsonobserved 39204f64ad47316b6011c9e40ae8ac5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:04.991707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005474/publication.mdobserved 5bc0f8e1c28990f21f35a9653866e07f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:04.977578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005474/publication.txtobserved 6fcb5b2adbdaaf30d65cd7efe4673d37...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. |
|---|