OT-2026-000095021
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000095021) never changes.
Identity and time
| Publication number | OT-2026-000095021 · never reused |
|---|---|
| Internal UUID | 01a0ae9f-2df0-7e7b-8e63-c341f3ab47c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:07:42.715218Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000095021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19035048b02d7ec54f4a8dce47423d2f66d8cc4888f4ad9576d463d3dd7bb025 |
|---|---|
| Markdown | 2d67c7c03c79dc4f10bf1c4a43ac7b7c856f2d5a3298b2cc77f8641ce0ecc75e |
| Publication page | b3130a1e624f6beec6cfb02a06680a0ae079d086446ceb7bd80a9bfb41e06805 |
| Manifest | 16fa6f4b2a39ad9cca581ddb6a079362750cfeece6c99a5353ae1acb7af498d2 |
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 | 2rFoo/Dt6Kizx8IRVow2kgrtYXXT5Mc5BUTvkueedsIg9I9uF3ICnxqYRsetGRrFlSG/u6eNakt5wRi2Jt7GDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:37:34.821986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000095021observed b3130a1e624f6beec6cfb02a06680a0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:37:34.804331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000095021/manifest.jsonobserved 16fa6f4b2a39ad9cca581ddb6a079362...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:37:34.786001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000095021/publication.mdobserved 2d67c7c03c79dc4f10bf1c4a43ac7b7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:37:34.766754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000095021/publication.txtobserved 19035048b02d7ec54f4a8dce47423d2f...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. |
|---|